Do your customers really want discounts on large orders, upsells, or a loyalty points system?
Or are those things you want?
The reason customers might be ignoring things are because they don't want them and just ignore them.
Be prepared to cut anything that doesn't work.
When are your best customers defecting?
Are your best customers defecting? Use Repeat Customer Insights to find out where in their lifecycle you're losing them and what you can do to win them back.