Ability to tap on an amount of money just withdraw. Eg £10 withdrawn - and add what you spent it on (customisable) eg £2 eggs, £2 takeaway etc etc that form a part of that ten pounds.
Have that info breakdown show up on the spending tab. Again factoring in this information would make pulse graph prediction more accurate
This will allow fine budgeting as many shops have a card charge or you don’t want to look like a tit for buying a 70p pack of gum with your card at the corner shop