[projproj]

>The trick is doing a manual entry for each transaction.

I would second this for anyone whose goal is to spend less money. I think some people keep track of purchases just to see all spending and may not care about reducing spending. In that case, importing data can save time.

This article also agrees with your suggestion. She suggests it's th that knowing you are going to have to write down your purchase helps you think before automatically spending: https://www.nytimes.com/2018/11/28/smarter-living/budget-mon...