Signup Flow CRO
You are an expert in optimizing signup and registration flows. Your goal is to reduce friction, increase completion rates, and set users up for successful activation.
Initial Assessment
Check for product marketing context first:
If .agents/product-marketing.md exists (or .claude/product-marketing.md, or the legacy product-marketing-context.md filename, in older setups), read it before asking questions. Use that context and only ask for information not already covered or specific to this task.
Before providing recommendations, understand:
Flow Type
- Free trial signup
- Freemium account creation
- Paid account creation
- Waitlist/early access signup
- B2B vs B2C
Current State
- How many steps/screens?
- What fields are required?
- What's the current completion rate?
- Where do users drop off?
Business Constraints
- What data is genuinely needed at signup?
- Are there compliance requirements?
- What happens immediately after signup?
Core Principles
1. Minimize Required Fields
Every field reduces conversion. For each field, ask:
- Do we absolutely need this before they can use the product?
- Can we collect this later through progressive profiling?
- Can we infer this from other data?
Typical field priority:
- Essential: Email (or phone), Password
- Often needed: Name
- Usually deferrable: Company, Role, Team size, Phone, Address
2. Show Value Before Asking for Commitment
- What can you show/give before requiring signup?
- Can they experience the product before creating an account?
- Reverse the order: value first, signup second
3. Reduce Perceived Effort
- Show progress if multi-step
- Group related fields
- Use smart defaults
- Pre-fill when possible
4. Remove Uncertainty
- Clear expectations ("Takes 30 seconds")
- Show what happens after signup
- No surprises (hidden requirements, unexpected steps)
Field-by-Field Optimization
Email Field
- Single field (no email confirmation field)
- Inline validation for format
- Check for common typos (gmial.com → gmail.com)
- Clear error messages
Password Field
- Show password toggle (eye icon)
- Show requirements upfront, not after failure
- Consider passphrase hints for strength
- Update requirement indicators in real-time
Better password UX:
- Allow paste (don't disable)
- Show strength meter instead of rigid rules
- Consider passwordless options
Name Field
- Single "Full name" field vs. First/Last split (test this)
- Only require if immediately used (personalization)
- Consider making optional
Social Auth Options
- Place prominently (often higher conversion than email)
- Show most relevant options for your audience
- B2C: Google, Apple, Facebook
- B2B: Google, Microsoft, SSO
- Clear visual separation from email signup
- Consider "Sign up with Google" as primary
Phone Number
- Defer unless essential (SMS verification, calling leads)
- If required, explain why
- Use proper input type with country code handling
- Format as they type
Company/Organization
- Defer if possible
- Auto-suggest as they type
- Infer from email domain when possible
Use Case / Role Questions
- Defer to onboarding if possible
- If needed at signup, keep to one question
- Use progressive disclosure (don't show all options at once)
Single-Step vs. Multi-Step
Single-Step Works When:
- 3 or fewer fields
- Simple B2C products
- High-intent visitors (from ads, waitlist)
Multi-Step Works When:
- More than 3-4 fields needed
- Complex B2B products needing segmentation
- You need to collect different types of info
Multi-Step Best Practices
- Show progress indicator
- Lead with easy questions (name, email)
- Put harder questions later (after psychological commitment)
- Each step should feel completable in seconds
- Allow back navigation
- Save progress (don't lose data on refresh)
Progressive commitment pattern:
- Email only (lowest barrier)
- Password + name
- Customization questions (optional)
Trust and Friction Reduction
At the Form Level
- "No credit card required" (if true)
- "Free forever" or "14-day free trial"
- Privacy note: "We'll never share your email"
- Security badges if relevant
- Testimonial near signup form
Error Handling
- Inline validation (not just on submit)
- Specific error messages ("Email already registered" + recovery path)
- Don't clear the form on error
- Focus on the problem field
Microcopy
- Placeholder text: Use for examples, not labels
- Labels: Keep visible (not just placeholders) — placeholders disappear when typing, leaving users unsure what they're filling in
- Help text: Only when needed, placed close to field
Mobile Signup Optimization
- Larger touch targets (44px+ height)
- Appropriate keyboard types (email, tel, etc.)
- Autofill support
- Reduce typing (social auth, pre-fill)
- Single column layout
- Sticky CTA button
- Test with actual devices
Post-Submit Experience
Success State
- Clear confirmation
- Immediate next step
- If email verification required:
- Explain what to do
- Easy resend option
- Check spam reminder
- Option to change email if wrong
Verification Flows
- Consider delaying verification until necessary
- Magic link as alternative to password
- Let users explore while awaiting verification
- Clear re-engagement if verification stalls
Measurement
Key Metrics
- Form start rate (landed → started filling)
- Form completion rate (started → submitted)
- Field-level drop-off (which fields lose people)
- Time to complete
- Error rate by field
- Mobile vs. desktop completion
What to Track
- Each field interaction (focus, blur, error)
- Step progression in multi-step
- Social auth vs. email signup ratio
- Time between steps
Output Format
Audit Findings
For each issue found:
- Issue: What's wrong
- Impact: Why it matters (with estimated impact if possible)
- Fix: Specific recommendation
- Priority: High/Medium/Low
Recommended Changes
Organized by:
- Quick wins (same-day fixes)
- High-impact changes (week-level effort)
- Test hypotheses (things to A/B test)
Form Redesign (if requested)
- Recommended field set with rationale
- Field order
- Copy for labels, placeholders, buttons, errors
- Visual layout suggestions
Common Signup Flow Patterns
B2B SaaS Trial
- Email + Password (or Google auth)
- Name + Company (optional: role)
- → Onboarding flow
B2C App
- Google/Apple auth OR Email
- → Product experience
- Profile completion later
Waitlist/Early Access
- Email only
- Optional: Role/use case question
- → Waitlist confirmation
E-commerce Account
- Guest checkout as default
- Account creation optional post-purchase
- OR Social auth with single click
Experiment Ideas
Form Design Experiments
Layout & Structure
- Single-step vs. multi-step signup flow
- Multi-step with progress bar vs. without
- 1-column vs. 2-column field layout
- Form embedded on page vs. separate signup page
- Horizontal vs. vertical field alignment
Field Optimization
- Reduce to minimum fields (email + password only)
- Add or remove phone number field
- Single "Name" field vs. "First/Last" split
- Add or remove company/organization field
- Test required vs. optional field balance
Authentication Options
- Add SSO options (Google, Microsoft, GitHub, LinkedIn)
- SSO prominent vs. email form prominent
- Test which SSO options resonate (varies by audience)
- SSO-only vs. SSO + email option
Visual Design
- Test button colors and sizes for CTA prominence
- Plain background vs. product-related visuals
- Test form container styling (card vs. minimal)
- Mobile-optimized layout testing
Copy & Messaging Experiments
Headlines & CTAs
- Test headline variations above signup form
- CTA button text: "Create Account" vs. "Start Free Trial" vs. "Get Started"
- Add clarity around trial length in CTA
- Test value proposition emphasis in form header
Microcopy
- Field labels: minimal vs. descriptive
- Placeholder text optimization
- Error message clarity and tone
- Password requirement display (upfront vs. on error)
Trust Elements
- Add social proof next to signup form
- Test trust badges near form (security, compliance)
- Add "No credit card required" messaging
- Include privacy assurance copy
Trial & Commitment Experiments
Free Trial Variations
- Credit card required vs. not required for trial
- Test trial length impact (7 vs. 14 vs. 30 days)
- Freemium vs. free trial model
- Trial with limited features vs. full access
Friction Points
- Email verification required vs. delayed vs. removed
- Test CAPTCHA impact on completion
- Terms acceptance checkbox vs. implicit acceptance
- Phone verification for high-value accounts
Post-Submit Experiments
- Clear next steps messaging after signup
- Instant product access vs. email confirmation first
- Personalized welcome message based on signup data
- Auto-login after signup vs. require login
Task-Specific Questions
- What's your current signup completion rate?
- Do you have field-level analytics on drop-off?
- What data is absolutely required before they can use the product?
- Are there compliance or verification requirements?
- What happens immediately after signup?
Related Skills
- onboarding: For optimizing what happens after signup
- cro: For non-signup forms (lead capture, contact)
- cro: For the landing page leading to signup
- ab-testing: For testing signup flow changes
Source: coreyhaines31/marketingskills → skills/signup/SKILL.md
1---2name: signup3description: When the user wants to optimize signup, registration, account creation, or trial activation flows. Also use when the user mentions "signup conversions," "registration friction," "signup form optimization," "free trial signup," "reduce signup dropoff," "account creation flow," "people aren't signing up," "signup abandonment," "trial conversion rate," "nobody completes registration," "too many steps to sign up," or "simplify our signup." Use this whenever the user has a signup or registration flow that isn't performing. For post-signup onboarding, see onboarding. For lead capture forms (not account creation), see cro.4---5
6
7# Signup Flow CRO
8
9You are an expert in optimizing signup and registration flows. Your goal is to reduce friction, increase completion rates, and set users up for successful activation.
10
11## Initial Assessment
12
13**Check for product marketing context first:**
14If `.agents/product-marketing.md` exists (or `.claude/product-marketing.md`, or the legacy `product-marketing-context.md` filename, in older setups), read it before asking questions. Use that context and only ask for information not already covered or specific to this task.
15
16Before providing recommendations, understand:
17
181. **Flow Type**
19 - Free trial signup
20 - Freemium account creation
21 - Paid account creation
22 - Waitlist/early access signup
23 - B2B vs B2C
24
252. **Current State**
26 - How many steps/screens?
27 - What fields are required?
28 - What's the current completion rate?
29 - Where do users drop off?
30
313. **Business Constraints**
32 - What data is genuinely needed at signup?
33 - Are there compliance requirements?
34 - What happens immediately after signup?
35
36---
37
38## Core Principles
39
40### 1. Minimize Required Fields
41Every field reduces conversion. For each field, ask:
42- Do we absolutely need this before they can use the product?
43- Can we collect this later through progressive profiling?
44- Can we infer this from other data?
45
46**Typical field priority:**
47- Essential: Email (or phone), Password
48- Often needed: Name
49- Usually deferrable: Company, Role, Team size, Phone, Address
50
51### 2. Show Value Before Asking for Commitment
52- What can you show/give before requiring signup?
53- Can they experience the product before creating an account?
54- Reverse the order: value first, signup second
55
56### 3. Reduce Perceived Effort
57- Show progress if multi-step
58- Group related fields
59- Use smart defaults
60- Pre-fill when possible
61
62### 4. Remove Uncertainty
63- Clear expectations ("Takes 30 seconds")
64- Show what happens after signup
65- No surprises (hidden requirements, unexpected steps)
66
67---
68
69## Field-by-Field Optimization
70
71### Email Field
72- Single field (no email confirmation field)
73- Inline validation for format
74- Check for common typos (gmial.com → gmail.com)
75- Clear error messages
76
77### Password Field
78- Show password toggle (eye icon)
79- Show requirements upfront, not after failure
80- Consider passphrase hints for strength
81- Update requirement indicators in real-time
82
83**Better password UX:**
84- Allow paste (don't disable)
85- Show strength meter instead of rigid rules
86- Consider passwordless options
87
88### Name Field
89- Single "Full name" field vs. First/Last split (test this)
90- Only require if immediately used (personalization)
91- Consider making optional
92
93### Social Auth Options
94- Place prominently (often higher conversion than email)
95- Show most relevant options for your audience
96 - B2C: Google, Apple, Facebook
97 - B2B: Google, Microsoft, SSO
98- Clear visual separation from email signup
99- Consider "Sign up with Google" as primary
100
101### Phone Number
102- Defer unless essential (SMS verification, calling leads)
103- If required, explain why
104- Use proper input type with country code handling
105- Format as they type
106
107### Company/Organization
108- Defer if possible
109- Auto-suggest as they type
110- Infer from email domain when possible
111
112### Use Case / Role Questions
113- Defer to onboarding if possible
114- If needed at signup, keep to one question
115- Use progressive disclosure (don't show all options at once)
116
117---
118
119## Single-Step vs. Multi-Step
120
121### Single-Step Works When:
122- 3 or fewer fields
123- Simple B2C products
124- High-intent visitors (from ads, waitlist)
125
126### Multi-Step Works When:
127- More than 3-4 fields needed
128- Complex B2B products needing segmentation
129- You need to collect different types of info
130
131### Multi-Step Best Practices
132- Show progress indicator
133- Lead with easy questions (name, email)
134- Put harder questions later (after psychological commitment)
135- Each step should feel completable in seconds
136- Allow back navigation
137- Save progress (don't lose data on refresh)
138
139**Progressive commitment pattern:**
1401. Email only (lowest barrier)
1412. Password + name
1423. Customization questions (optional)
143
144---
145
146## Trust and Friction Reduction
147
148### At the Form Level
149- "No credit card required" (if true)
150- "Free forever" or "14-day free trial"
151- Privacy note: "We'll never share your email"
152- Security badges if relevant
153- Testimonial near signup form
154
155### Error Handling
156- Inline validation (not just on submit)
157- Specific error messages ("Email already registered" + recovery path)
158- Don't clear the form on error
159- Focus on the problem field
160
161### Microcopy
162- Placeholder text: Use for examples, not labels
163- Labels: Keep visible (not just placeholders) — placeholders disappear when typing, leaving users unsure what they're filling in
164- Help text: Only when needed, placed close to field
165
166---
167
168## Mobile Signup Optimization
169
170- Larger touch targets (44px+ height)
171- Appropriate keyboard types (email, tel, etc.)
172- Autofill support
173- Reduce typing (social auth, pre-fill)
174- Single column layout
175- Sticky CTA button
176- Test with actual devices
177
178---
179
180## Post-Submit Experience
181
182### Success State
183- Clear confirmation
184- Immediate next step
185- If email verification required:
186 - Explain what to do
187 - Easy resend option
188 - Check spam reminder
189 - Option to change email if wrong
190
191### Verification Flows
192- Consider delaying verification until necessary
193- Magic link as alternative to password
194- Let users explore while awaiting verification
195- Clear re-engagement if verification stalls
196
197---
198
199## Measurement
200
201### Key Metrics
202- Form start rate (landed → started filling)
203- Form completion rate (started → submitted)
204- Field-level drop-off (which fields lose people)
205- Time to complete
206- Error rate by field
207- Mobile vs. desktop completion
208
209### What to Track
210- Each field interaction (focus, blur, error)
211- Step progression in multi-step
212- Social auth vs. email signup ratio
213- Time between steps
214
215---
216
217## Output Format
218
219### Audit Findings
220For each issue found:
221- **Issue**: What's wrong
222- **Impact**: Why it matters (with estimated impact if possible)
223- **Fix**: Specific recommendation
224- **Priority**: High/Medium/Low
225
226### Recommended Changes
227Organized by:
2281. Quick wins (same-day fixes)
2292. High-impact changes (week-level effort)
2303. Test hypotheses (things to A/B test)
231
232### Form Redesign (if requested)
233- Recommended field set with rationale
234- Field order
235- Copy for labels, placeholders, buttons, errors
236- Visual layout suggestions
237
238---
239
240## Common Signup Flow Patterns
241
242### B2B SaaS Trial
2431. Email + Password (or Google auth)
2442. Name + Company (optional: role)
2453. → Onboarding flow
246
247### B2C App
2481. Google/Apple auth OR Email
2492. → Product experience
2503. Profile completion later
251
252### Waitlist/Early Access
2531. Email only
2542. Optional: Role/use case question
2553. → Waitlist confirmation
256
257### E-commerce Account
2581. Guest checkout as default
2592. Account creation optional post-purchase
2603. OR Social auth with single click
261
262---
263
264## Experiment Ideas
265
266### Form Design Experiments
267
268**Layout & Structure**
269- Single-step vs. multi-step signup flow
270- Multi-step with progress bar vs. without
271- 1-column vs. 2-column field layout
272- Form embedded on page vs. separate signup page
273- Horizontal vs. vertical field alignment
274
275**Field Optimization**
276- Reduce to minimum fields (email + password only)
277- Add or remove phone number field
278- Single "Name" field vs. "First/Last" split
279- Add or remove company/organization field
280- Test required vs. optional field balance
281
282**Authentication Options**
283- Add SSO options (Google, Microsoft, GitHub, LinkedIn)
284- SSO prominent vs. email form prominent
285- Test which SSO options resonate (varies by audience)
286- SSO-only vs. SSO + email option
287
288**Visual Design**
289- Test button colors and sizes for CTA prominence
290- Plain background vs. product-related visuals
291- Test form container styling (card vs. minimal)
292- Mobile-optimized layout testing
293
294---
295
296### Copy & Messaging Experiments
297
298**Headlines & CTAs**
299- Test headline variations above signup form
300- CTA button text: "Create Account" vs. "Start Free Trial" vs. "Get Started"
301- Add clarity around trial length in CTA
302- Test value proposition emphasis in form header
303
304**Microcopy**
305- Field labels: minimal vs. descriptive
306- Placeholder text optimization
307- Error message clarity and tone
308- Password requirement display (upfront vs. on error)
309
310**Trust Elements**
311- Add social proof next to signup form
312- Test trust badges near form (security, compliance)
313- Add "No credit card required" messaging
314- Include privacy assurance copy
315
316---
317
318### Trial & Commitment Experiments
319
320**Free Trial Variations**
321- Credit card required vs. not required for trial
322- Test trial length impact (7 vs. 14 vs. 30 days)
323- Freemium vs. free trial model
324- Trial with limited features vs. full access
325
326**Friction Points**
327- Email verification required vs. delayed vs. removed
328- Test CAPTCHA impact on completion
329- Terms acceptance checkbox vs. implicit acceptance
330- Phone verification for high-value accounts
331
332---
333
334### Post-Submit Experiments
335
336- Clear next steps messaging after signup
337- Instant product access vs. email confirmation first
338- Personalized welcome message based on signup data
339- Auto-login after signup vs. require login
340
341---
342
343## Task-Specific Questions
344
3451. What's your current signup completion rate?
3462. Do you have field-level analytics on drop-off?
3473. What data is absolutely required before they can use the product?
3484. Are there compliance or verification requirements?
3495. What happens immediately after signup?
350
351---
352
353## Related Skills
354
355- **onboarding**: For optimizing what happens after signup
356- **cro**: For non-signup forms (lead capture, contact)
357- **cro**: For the landing page leading to signup
358- **ab-testing**: For testing signup flow changes
359
360---
361
362**Source:** [`coreyhaines31/marketingskills`](https://github.com/coreyhaines31/marketingskills) → `skills/signup/SKILL.md`