Most people who join your list in November don't buy that week. Some come back for Black Friday. This is how many did last year, and what each new lead is worth.
Email sign-ups and abandoned carts from people who weren't customers yet.
Black Friday revenue per new lead, by the week they joined.
Black Friday revenue per new lead, all of November.
Add this to the week's revenue before judging the week's return on spend.
| 4 weeks out28 Oct to 3 Nov 2026 | £16 |
| 3 weeks out4 to 10 Nov 2026 | £15 |
| 2 weeks out11 to 17 Nov 2026 | £18 |
| Final week18 to 24 Nov 2026 | £25 |
Weeks counted back from a sale opening Wednesday 25 November.
Your new leads 1 to 7 November 2026, valued at last year's rates.
Giveaway entrants are new to you, so we have no history for them yet. We'll measure their real rate after Black Friday.
Based on 1,382 new Hyde & Hare leads, 1 to 25 November 2025 (email sign-ups and abandoned carts from people who weren't yet customers, excluding anyone who bought within a day), and what they spent 26 November to 1 December 2025 on the 20% off code. Revenue excludes VAT, before refunds. Purchases after Cyber Monday are not included. Sources: Shopify, Klaviyo.