To establish baseline reliability, we measured actual transaction success rates across nine distinct promotional formats over a two-week testing period. Every method was evaluated against real checkout subtotals, taking into account cart restrictions and shipping fees.
| Promotion Channel | Tested Savings Rate | Minimum Spend Threshold | Stackable with Sales? |
|---|---|---|---|
| First Order Email / SMS Signup | 30% Off Regular Price | None | No (Excludes Clearance) |
| Hot Cash Redemption | $15 Off Every $30 | $30 Increments | Limited (Select Markdowns) |
| Student Discount UNiDAYS | 15% Off Sitewide | None | No |
| Military Discount Policy | 10% Off Total Order | None | Yes (Phone Orders Only) |
| Guest List Birthday Reward Discount | $5 Reward Certificate | None | Yes (Acts as Currency) |
| Public Sitewide Flash Sale Code | 20%, 30% Off Tiered | $50, $100 Minimums | No |
