Most sale prices are bogus, but 1 tweak could help – Futurity
futurity.org
futurity.org
> additionally post the item’s true normal price (TNP). The TNP is the most frequently offered price for that product in a given period.
Example offered is pricing a sofa at $1,399 for first two weeks (of a quarter). No sales later, the price is reduced to $599 with a $800-off promotion for ten weeks. Going forward, the TNF becomes $599.
12 weeks is a quarter.