There are several complicated methods of keeping your casual spending in check, but by far the simplest is using the common old envelope. This is more appropriate for people who get paid fortnightly or monthly than those who are paid weekly. You will see why in a moment. Also, thisx.There are several complicated methods of keeping your casual spending in check, but by far the simplest is using the common old envelope. This is more appropriate for people who get paid fortnightly or monthly than those who are paid weekly. You will see why in a moment. Also, thisx.