Checkout Audit and Optimization to Reduce Cart Abandonment

Conduct a complete checkout audit for [STORE NAME], a [NICHE] e-commerce store on [VTEX/SHOPIFY/NUVEMSHOP/WOOCOMMERCE], with a current cart abandonment rate of [PERCENTAGE].

**Available Data:**
- Monthly visitors: [NUMBER]
- Cart additions per month: [NUMBER]
- Monthly completed purchases: [NUMBER]
- Average order value: [AMOUNT] BRL
- Current checkout steps: [DESCRIBE]
- Accepted payment methods: [LIST]
- Shipping options: [LIST]

**1) Step-by-Step Diagnosis:**
For each checkout stage (cart → account → shipping → payment → confirmation):
- Estimated abandonment rate
- Likely causes of abandonment
- Brazilian market benchmarks

**2) Quick Wins (implement within 7 days):**
- 5-8 high-impact, low-effort changes
- Estimated conversion impact
- Prioritization by implementation ease

**3) UX Optimizations:**
- Single-page vs. multi-step checkout (recommendation)
- Guest checkout: implementation without losing data
- Automatic postal code address fill (ViaCEP API integration)
- Auto-save cart progress
- Progress bar and reassuring micro-copy
- Trust badges and security seals

**4) Payment Optimizations:**
- Payment method order (PIX first for Brazil)
- Installment display: how to show for maximum conversion
- Digital wallets (Google Pay, Apple Pay, PicPay)
- Direct checkout vs. redirect

**5) Shipping Optimizations:**
- Conditional free shipping threshold (ideal: [SUGGESTED AMOUNT] BRL)
- Shipping calculator on product detail page (not just cart)
- Multiple clear shipping options with descriptive names
- Estimated delivery in business days

**6) Suggested A/B Tests:**
- 3 experiments with hypothesis, variant, and primary metric
- Required sample size
- Estimated duration

Goal: reduce abandonment from [CURRENT %] to [TARGET %] within [TIMELINE].