The WooCommerce Coupon Restrictions extension adds more robust functionalities to coupons in WooCommerce, allowing various restrictions and enhanced usage controls. Here's a detailed breakdown of its features:

Coupon Restrictions:

1. New Customers:
   • Provides discounts for first-time customers, encouraging initial purchases.
   • Verifies if a customer is new based on account history or email entry at checkout.
2. Existing Customers:
   • Targets discounts for existing customers for various reasons like new product versions, price changes, or general rewards.
3. User Roles:
   • Restricts coupons to specific user roles (e.g., wholesale, VIP).
   • Useful for membership sites with custom roles, offering discounts tailored to members.
4. Specific Countries:
   • Restricts coupons to selected countries for targeted promotions, currency changes, or shipping discounts.
5. Specific Postal Codes or Zip Codes:
   • Allows restriction based on specific zip codes or postal codes.
   • Useful for offering discounts to specific cities or regions.
6. Specific States or Provinces:
   • Restricts coupons to particular states or provinces.

Prevention of Coupon Abuse:

1. Similar Email Usage Limit:
   • Prevents coupon abuse via the usage of different email addresses by cross-verifying for aliases (with periods or "+") that might exceed the coupon usage limit.
2. Shipping Address Usage Limit:
   • Limits coupon usage based on the number of times used with a specific shipping address.
3. IP Address Usage Limit:
   • Controls coupon usage by limiting the number of times it can be used from a specific IP address.

These features are designed to offer merchants more granular control over coupon distribution, ensuring targeted promotions, preventing abuse, and enabling specific restrictions based on user behavior, location, and user roles.