form-cro
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.
Best use case
form-cro is best used when you need a repeatable AI agent workflow instead of a one-off prompt. It is especially useful for teams working in multi. 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.
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.
Users should expect a more consistent workflow output, faster repeated execution, and less time spent rewriting prompts from scratch.
Practical example
Example input
Use the "form-cro" skill to help with this workflow task. Context: 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.
Example output
A structured workflow result with clearer steps, more consistent formatting, and an output that is easier to reuse in the next run.
When to use this skill
- Use this skill when you want a reusable workflow rather than writing the same prompt again and again.
When not to use this skill
- Do not use this when you only need a one-off answer and do not need a reusable workflow.
- Do not use it if you cannot install or maintain the related files, repository context, or supporting tools.
Installation
Claude Code / Cursor / Codex
Manual Installation
- Download SKILL.md from GitHub
- Place it in
.claude/skills/form-cro/SKILL.mdinside your project - Restart your AI agent — it will auto-discover the skill
How form-cro Compares
| Feature / Agent | form-cro | Standard Approach |
|---|---|---|
| Platform Support | Not specified | Limited / Varies |
| Context Awareness | High | Baseline |
| Installation Complexity | Unknown | N/A |
Frequently Asked Questions
What does this skill do?
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.
Where can I find the source code?
You can find the source code on GitHub using the link provided at the top of the page.
SKILL.md Source
# 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:
1. **Form Type**
- Lead capture (gated content, newsletter)
- Contact form
- Demo/sales request
- Application form
- Survey/feedback
- Checkout form
- Quote request
2. **Current State**
- How many fields?
- What's the current completion rate?
- Mobile vs. desktop split?
- Where do users abandon?
3. **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
1. Start with easiest fields (name, email)
2. Build commitment before asking more
3. Sensitive fields last (phone, company size)
4. 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
1. Low-friction start (just email)
2. More detail (name, company)
3. Qualifying questions
4. 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:
1. What's your current form completion rate?
2. Do you have field-level analytics?
3. What happens with the data after submission?
4. Which fields are actually used in follow-up?
5. Are there compliance/legal requirements?
6. 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 changesRelated Skills
web-performance-seo
Fix PageSpeed Insights/Lighthouse accessibility "!" errors caused by contrast audit failures (CSS filters, OKLCH/OKLAB, low opacity, gradient text, image backgrounds). Use for accessibility-driven SEO/performance debugging and remediation.
web-performance-optimization
Optimize website and web application performance including loading speed, Core Web Vitals, bundle size, caching strategies, and runtime performance
terraform-specialist
Expert Terraform/OpenTofu specialist mastering advanced IaC automation, state management, and enterprise infrastructure patterns. Handles complex module design, multi-cloud deployments, GitOps workflows, policy as code, and CI/CD integration. Covers migration strategies, security best practices, and modern IaC ecosystems. Use PROACTIVELY for advanced IaC, state management, or infrastructure automation.
terraform-skill
Terraform infrastructure as code best practices
terraform-module-library
Build reusable Terraform modules for AWS, Azure, and GCP infrastructure following infrastructure-as-code best practices. Use when creating infrastructure modules, standardizing cloud provisioning, or implementing reusable IaC components.
terraform-infrastructure
Terraform infrastructure as code workflow for provisioning cloud resources, creating reusable modules, and managing infrastructure at scale.
terraform-aws-modules
Terraform module creation for AWS — reusable modules, state management, and HCL best practices. Use when building or reviewing Terraform AWS infrastructure.
performance-testing-review-multi-agent-review
Use when working with performance testing review multi agent review
performance-testing-review-ai-review
You are an expert AI-powered code review specialist combining automated static analysis, intelligent pattern recognition, and modern DevOps practices. Leverage AI tools (GitHub Copilot, Qodo, GPT-5, C
performance-profiling
Performance profiling principles. Measurement, analysis, and optimization techniques.
performance-engineer
Expert performance engineer specializing in modern observability, application optimization, and scalable system performance. Masters OpenTelemetry, distributed tracing, load testing, multi-tier caching, Core Web Vitals, and performance monitoring. Handles end-to-end optimization, real user monitoring, and scalability patterns. Use PROACTIVELY for performance optimization, observability, or scalability challenges.
multi-platform-apps-multi-platform
Build and deploy the same feature consistently across web, mobile, and desktop platforms using API-first architecture and parallel implementation strategies.