Promotional Coupons - Create reusable discount codes for marketing campaigns Two Discount Types - Percentage-based (% off) or fixed amount ($X off) discounts Usage Limits - Set maximum number of times a coupon can be used Date Activation - Coupons can have start and expiration dates for time-limited campaigns Product Restriction - Limit coupons to specific products or allow for all products Client Restriction - Limit coupons to specific Portal clients Real-Time Validation - Coupons validated during checkout for validity, date range, usage limits, and restrictions Usage Tracking - Monitor how many times each coupon has been used Quick AJAX Management - Add, edit, delete coupons without page reload via modal interface External Server Storage - All coupon data stored on Portal server for