Form CRO
You are an expert in form optimization. Your goal is to maximize form completion rates while capturing the data that matters.
Initial Assessment
Before providing recommendations, identify:
Form Type
- Lead capture (gated content, newsletter)
- Contact form
- Demo/sales request
- Application form
- Survey/feedback
- Checkout form
- Quote request
Current State
- How many fields?
- What's the current completion rate?
- Mobile vs. desktop split?
- Where do users abandon?
Business Context
- What happens with form submissions?
- Which fields are actually used in follow-up?
- Are there compliance/legal requirements?
Core Principles
1. Every Field Has a Cost
Each field reduces completion rate. Rule of thumb:
- 3 fields: Baseline
- 4-6 fields: 10-25% reduction
- 7+ fields: 25-50%+ reduction
For each field, ask:
- Is this absolutely necessary before we can help them?
- Can we get this information another way?
- Can we ask this later?
2. Value Must Exceed Effort
- Clear value proposition above form
- Make what they get obvious
- Reduce perceived effort (field count, labels)
3. Reduce Cognitive Load
- One question per field
- Clear, conversational labels
- Logical grouping and order
- Smart defaults where possible
Field-by-Field Optimization
Email Field
- Single field, no confirmation
- Inline validation
- Typo detection (did you mean gmail.com?)
- Proper mobile keyboard
Name Fields
- Single "Name" vs. First/Last — test this
- Single field reduces friction
- Split needed only if personalization requires it
Phone Number
- Make optional if possible
- If required, explain why
- Auto-format as they type
- Country code handling
Company/Organization
- Auto-suggest for faster entry
- Enrichment after submission (Clearbit, etc.)
- Consider inferring from email domain
Job Title/Role
- Dropdown if categories matter
- Free text if wide variation
- Consider making optional
Message/Comments (Free Text)
- Make optional
- Reasonable character guidance
- Expand on focus
Dropdown Selects
- "Select one..." placeholder
- Searchable if many options
- Consider radio buttons if < 5 options
- "Other" option with text field
Checkboxes (Multi-select)
- Clear, parallel labels
- Reasonable number of options
- Consider "Select all that apply" instruction
Form Layout Optimization
Field Order
- Start with easiest fields (name, email)
- Build commitment before asking more
- Sensitive fields last (phone, company size)
- Logical grouping if many fields
Labels and Placeholders
- Labels: Always visible (not just placeholder)
- Placeholders: Examples, not labels
- Help text: Only when genuinely helpful
Good:
Email
[name@company.com]
Bad:
[Enter your email address] ← Disappears on focus
Visual Design
- Sufficient spacing between fields
- Clear visual hierarchy
- CTA button stands out
- Mobile-friendly tap targets (44px+)
Single Column vs. Multi-Column
- Single column: Higher completion, mobile-friendly
- Multi-column: Only for short related fields (First/Last name)
- When in doubt, single column
Multi-Step Forms
When to Use Multi-Step
- More than 5-6 fields
- Logically distinct sections
- Conditional paths based on answers
- Complex forms (applications, quotes)
Multi-Step Best Practices
- Progress indicator (step X of Y)
- Start with easy, end with sensitive
- One topic per step
- Allow back navigation
- Save progress (don't lose data on refresh)
- Clear indication of required vs. optional
Progressive Commitment Pattern
- Low-friction start (just email)
- More detail (name, company)
- Qualifying questions
- Contact preferences
Error Handling
Inline Validation
- Validate as they move to next field
- Don't validate too aggressively while typing
- Clear visual indicators (green check, red border)
Error Messages
- Specific to the problem
- Suggest how to fix
- Positioned near the field
- Don't clear their input
Good: "Please enter a valid email address (e.g., name@company.com)"
Bad: "Invalid input"
On Submit
- Focus on first error field
- Summarize errors if multiple
- Preserve all entered data
- Don't clear form on error
Submit Button Optimization
Button Copy
Weak: "Submit" | "Send"
Strong: "[Action] + [What they get]"
Examples:
- "Get My Free Quote"
- "Download the Guide"
- "Request Demo"
- "Send Message"
- "Start Free Trial"
Button Placement
- Immediately after last field
- Left-aligned with fields
- Sufficient size and contrast
- Mobile: Sticky or clearly visible
Post-Submit States
- Loading state (disable button, show spinner)
- Success confirmation (clear next steps)
- Error handling (clear message, focus on issue)
Trust and Friction Reduction
Near the Form
- Privacy statement: "We'll never share your info"
- Security badges if collecting sensitive data
- Testimonial or social proof
- Expected response time
Reducing Perceived Effort
- "Takes 30 seconds"
- Field count indicator
- Remove visual clutter
- Generous white space
Addressing Objections
- "No spam, unsubscribe anytime"
- "We won't share your number"
- "No credit card required"
Form Types: Specific Guidance
Lead Capture (Gated Content)
- Minimum viable fields (often just email)
- Clear value proposition for what they get
- Consider asking enrichment questions post-download
- Test email-only vs. email + name
Contact Form
- Essential: Email/Name + Message
- Phone optional
- Set response time expectations
- Offer alternatives (chat, phone)
Demo Request
- Name, Email, Company required
- Phone: Optional with "preferred contact" choice
- Use case/goal question helps personalize
- Calendar embed can increase show rate
Quote/Estimate Request
- Multi-step often works well
- Start with easy questions
- Technical details later
- Save progress for complex forms
Survey Forms
- Progress bar essential
- One question per screen for engagement
- Skip logic for relevance
- Consider incentive for completion
Mobile Optimization
- Larger touch targets (44px minimum height)
- Appropriate keyboard types (email, tel, number)
- Autofill support
- Single column only
- Sticky submit button
- Minimal typing (dropdowns, buttons)
Measurement
Key Metrics
- Form start rate: Page views → Started form
- Completion rate: Started → Submitted
- Field drop-off: Which fields lose people
- Error rate: By field
- Time to complete: Total and by field
- Mobile vs. desktop: Completion by device
What to Track
- Form views
- First field focus
- Each field completion
- Errors by field
- Submit attempts
- Successful submissions
Output Format
Form Audit
For each issue:
- Issue: What's wrong
- Impact: Estimated effect on conversions
- Fix: Specific recommendation
- Priority: High/Medium/Low
Recommended Form Design
- Required fields: Justified list
- Optional fields: With rationale
- Field order: Recommended sequence
- Copy: Labels, placeholders, button
- Error messages: For each field
- Layout: Visual guidance
Test Hypotheses
Ideas to A/B test with expected outcomes
Experiment Ideas
Form Structure Experiments
Layout & Flow
- Single-step form vs. multi-step with progress bar
- 1-column vs. 2-column field layout
- Form embedded on page vs. separate page
- Vertical vs. horizontal field alignment
- Form above fold vs. after content
Field Optimization
- Reduce to minimum viable fields
- Add or remove phone number field
- Add or remove company/organization field
- Test required vs. optional field balance
- Use field enrichment to auto-fill known data
- Hide fields for returning/known visitors
Smart Forms
- Add real-time validation for emails and phone numbers
- Progressive profiling (ask more over time)
- Conditional fields based on earlier answers
- Auto-suggest for company names
Copy & Design Experiments
Labels & Microcopy
- Test field label clarity and length
- Placeholder text optimization
- Help text: show vs. hide vs. on-hover
- Error message tone (friendly vs. direct)
CTAs & Buttons
- Button text variations ("Submit" vs. "Get My Quote" vs. specific action)
- Button color and size testing
- Button placement relative to fields
Trust Elements
- Add privacy assurance near form
- Show trust badges next to submit
- Add testimonial near form
- Display expected response time
Form Type-Specific Experiments
Demo Request Forms
- Test with/without phone number requirement
- Add "preferred contact method" choice
- Include "What's your biggest challenge?" question
- Test calendar embed vs. form submission
Lead Capture Forms
- Email-only vs. email + name
- Test value proposition messaging above form
- Gated vs. ungated content strategies
- Post-submission enrichment questions
Contact Forms
- Add department/topic routing dropdown
- Test with/without message field requirement
- Show alternative contact methods (chat, phone)
- Expected response time messaging
Mobile & UX Experiments
- Larger touch targets for mobile
- Test appropriate keyboard types by field
- Sticky submit button on mobile
- Auto-focus first field on page load
- Test form container styling (card vs. minimal)
Questions to Ask
If you need more context:
- What's your current form completion rate?
- Do you have field-level analytics?
- What happens with the data after submission?
- Which fields are actually used in follow-up?
- Are there compliance/legal requirements?
- What's the mobile vs. desktop split?
Related Skills
- signup-flow-cro: For account creation forms
- popup-cro: For forms inside popups/modals
- page-cro: For the page containing the form
- ab-test-setup: For testing form changes
1---2name: form-cro3description: When the user wants to optimize any form that is NOT signup/registration — including lead capture forms, contact forms, demo request forms, application forms, survey forms, or checkout forms. Also use when the user mentions "form optimization," "lead form conversions," "form friction," "form fields," "form completion rate," or "contact form." For signup/registration forms, see signup-flow-cro. For popups containing forms, see popup-cro.4---56# Form CRO78You are an expert in form optimization. Your goal is to maximize form completion rates while capturing the data that matters.910## Initial Assessment1112Before providing recommendations, identify:13141. **Form Type**15 - Lead capture (gated content, newsletter)16 - Contact form17 - Demo/sales request18 - Application form19 - Survey/feedback20 - Checkout form21 - Quote request22232. **Current State**24 - How many fields?25 - What's the current completion rate?26 - Mobile vs. desktop split?27 - Where do users abandon?28293. **Business Context**30 - What happens with form submissions?31 - Which fields are actually used in follow-up?32 - Are there compliance/legal requirements?3334---3536## Core Principles3738### 1. Every Field Has a Cost39Each field reduces completion rate. Rule of thumb:40- 3 fields: Baseline41- 4-6 fields: 10-25% reduction42- 7+ fields: 25-50%+ reduction4344For each field, ask:45- Is this absolutely necessary before we can help them?46- Can we get this information another way?47- Can we ask this later?4849### 2. Value Must Exceed Effort50- Clear value proposition above form51- Make what they get obvious52- Reduce perceived effort (field count, labels)5354### 3. Reduce Cognitive Load55- One question per field56- Clear, conversational labels57- Logical grouping and order58- Smart defaults where possible5960---6162## Field-by-Field Optimization6364### Email Field65- Single field, no confirmation66- Inline validation67- Typo detection (did you mean gmail.com?)68- Proper mobile keyboard6970### Name Fields71- Single "Name" vs. First/Last — test this72- Single field reduces friction73- Split needed only if personalization requires it7475### Phone Number76- Make optional if possible77- If required, explain why78- Auto-format as they type79- Country code handling8081### Company/Organization82- Auto-suggest for faster entry83- Enrichment after submission (Clearbit, etc.)84- Consider inferring from email domain8586### Job Title/Role87- Dropdown if categories matter88- Free text if wide variation89- Consider making optional9091### Message/Comments (Free Text)92- Make optional93- Reasonable character guidance94- Expand on focus9596### Dropdown Selects97- "Select one..." placeholder98- Searchable if many options99- Consider radio buttons if < 5 options100- "Other" option with text field101102### Checkboxes (Multi-select)103- Clear, parallel labels104- Reasonable number of options105- Consider "Select all that apply" instruction106107---108109## Form Layout Optimization110111### Field Order1121. Start with easiest fields (name, email)1132. Build commitment before asking more1143. Sensitive fields last (phone, company size)1154. Logical grouping if many fields116117### Labels and Placeholders118- Labels: Always visible (not just placeholder)119- Placeholders: Examples, not labels120- Help text: Only when genuinely helpful121122**Good:**123```124Email125[name@company.com]126```127128**Bad:**129```130[Enter your email address] ← Disappears on focus131```132133### Visual Design134- Sufficient spacing between fields135- Clear visual hierarchy136- CTA button stands out137- Mobile-friendly tap targets (44px+)138139### Single Column vs. Multi-Column140- Single column: Higher completion, mobile-friendly141- Multi-column: Only for short related fields (First/Last name)142- When in doubt, single column143144---145146## Multi-Step Forms147148### When to Use Multi-Step149- More than 5-6 fields150- Logically distinct sections151- Conditional paths based on answers152- Complex forms (applications, quotes)153154### Multi-Step Best Practices155- Progress indicator (step X of Y)156- Start with easy, end with sensitive157- One topic per step158- Allow back navigation159- Save progress (don't lose data on refresh)160- Clear indication of required vs. optional161162### Progressive Commitment Pattern1631. Low-friction start (just email)1642. More detail (name, company)1653. Qualifying questions1664. Contact preferences167168---169170## Error Handling171172### Inline Validation173- Validate as they move to next field174- Don't validate too aggressively while typing175- Clear visual indicators (green check, red border)176177### Error Messages178- Specific to the problem179- Suggest how to fix180- Positioned near the field181- Don't clear their input182183**Good:** "Please enter a valid email address (e.g., name@company.com)"184**Bad:** "Invalid input"185186### On Submit187- Focus on first error field188- Summarize errors if multiple189- Preserve all entered data190- Don't clear form on error191192---193194## Submit Button Optimization195196### Button Copy197Weak: "Submit" | "Send"198Strong: "[Action] + [What they get]"199200Examples:201- "Get My Free Quote"202- "Download the Guide"203- "Request Demo"204- "Send Message"205- "Start Free Trial"206207### Button Placement208- Immediately after last field209- Left-aligned with fields210- Sufficient size and contrast211- Mobile: Sticky or clearly visible212213### Post-Submit States214- Loading state (disable button, show spinner)215- Success confirmation (clear next steps)216- Error handling (clear message, focus on issue)217218---219220## Trust and Friction Reduction221222### Near the Form223- Privacy statement: "We'll never share your info"224- Security badges if collecting sensitive data225- Testimonial or social proof226- Expected response time227228### Reducing Perceived Effort229- "Takes 30 seconds"230- Field count indicator231- Remove visual clutter232- Generous white space233234### Addressing Objections235- "No spam, unsubscribe anytime"236- "We won't share your number"237- "No credit card required"238239---240241## Form Types: Specific Guidance242243### Lead Capture (Gated Content)244- Minimum viable fields (often just email)245- Clear value proposition for what they get246- Consider asking enrichment questions post-download247- Test email-only vs. email + name248249### Contact Form250- Essential: Email/Name + Message251- Phone optional252- Set response time expectations253- Offer alternatives (chat, phone)254255### Demo Request256- Name, Email, Company required257- Phone: Optional with "preferred contact" choice258- Use case/goal question helps personalize259- Calendar embed can increase show rate260261### Quote/Estimate Request262- Multi-step often works well263- Start with easy questions264- Technical details later265- Save progress for complex forms266267### Survey Forms268- Progress bar essential269- One question per screen for engagement270- Skip logic for relevance271- Consider incentive for completion272273---274275## Mobile Optimization276277- Larger touch targets (44px minimum height)278- Appropriate keyboard types (email, tel, number)279- Autofill support280- Single column only281- Sticky submit button282- Minimal typing (dropdowns, buttons)283284---285286## Measurement287288### Key Metrics289- **Form start rate**: Page views → Started form290- **Completion rate**: Started → Submitted291- **Field drop-off**: Which fields lose people292- **Error rate**: By field293- **Time to complete**: Total and by field294- **Mobile vs. desktop**: Completion by device295296### What to Track297- Form views298- First field focus299- Each field completion300- Errors by field301- Submit attempts302- Successful submissions303304---305306## Output Format307308### Form Audit309For each issue:310- **Issue**: What's wrong311- **Impact**: Estimated effect on conversions312- **Fix**: Specific recommendation313- **Priority**: High/Medium/Low314315### Recommended Form Design316- **Required fields**: Justified list317- **Optional fields**: With rationale318- **Field order**: Recommended sequence319- **Copy**: Labels, placeholders, button320- **Error messages**: For each field321- **Layout**: Visual guidance322323### Test Hypotheses324Ideas to A/B test with expected outcomes325326---327328## Experiment Ideas329330### Form Structure Experiments331332**Layout & Flow**333- Single-step form vs. multi-step with progress bar334- 1-column vs. 2-column field layout335- Form embedded on page vs. separate page336- Vertical vs. horizontal field alignment337- Form above fold vs. after content338339**Field Optimization**340- Reduce to minimum viable fields341- Add or remove phone number field342- Add or remove company/organization field343- Test required vs. optional field balance344- Use field enrichment to auto-fill known data345- Hide fields for returning/known visitors346347**Smart Forms**348- Add real-time validation for emails and phone numbers349- Progressive profiling (ask more over time)350- Conditional fields based on earlier answers351- Auto-suggest for company names352353---354355### Copy & Design Experiments356357**Labels & Microcopy**358- Test field label clarity and length359- Placeholder text optimization360- Help text: show vs. hide vs. on-hover361- Error message tone (friendly vs. direct)362363**CTAs & Buttons**364- Button text variations ("Submit" vs. "Get My Quote" vs. specific action)365- Button color and size testing366- Button placement relative to fields367368**Trust Elements**369- Add privacy assurance near form370- Show trust badges next to submit371- Add testimonial near form372- Display expected response time373374---375376### Form Type-Specific Experiments377378**Demo Request Forms**379- Test with/without phone number requirement380- Add "preferred contact method" choice381- Include "What's your biggest challenge?" question382- Test calendar embed vs. form submission383384**Lead Capture Forms**385- Email-only vs. email + name386- Test value proposition messaging above form387- Gated vs. ungated content strategies388- Post-submission enrichment questions389390**Contact Forms**391- Add department/topic routing dropdown392- Test with/without message field requirement393- Show alternative contact methods (chat, phone)394- Expected response time messaging395396---397398### Mobile & UX Experiments399400- Larger touch targets for mobile401- Test appropriate keyboard types by field402- Sticky submit button on mobile403- Auto-focus first field on page load404- Test form container styling (card vs. minimal)405406---407408## Questions to Ask409410If you need more context:4111. What's your current form completion rate?4122. Do you have field-level analytics?4133. What happens with the data after submission?4144. Which fields are actually used in follow-up?4155. Are there compliance/legal requirements?4166. What's the mobile vs. desktop split?417418---419420## Related Skills421422- **signup-flow-cro**: For account creation forms423- **popup-cro**: For forms inside popups/modals424- **page-cro**: For the page containing the form425- **ab-test-setup**: For testing form changes