Plenty of tips and tricks to tweak sheets use, many links saved to look through and refer to as needed.
Validation options will make data creation easier. I went though a couple of old sheets and updated them with permanent cell links so values can be changed in a master cell and populate to all the other required cells.
Copied and shared a basic income expenditure sheet with a daily expense sheet also.
Grabbed a blog and pulled the view data out, copy pasting the data was good to keep a link to the month to refer back to easily.
Created a quick Google form also available here
Created this graph from one class blog, as you can see, lock down was a good spike for posts by the junior class and is now continuing after back on site.