Offer your thoughts or opinion on the input financial query or topic using your financial background.

How long should I keep an uncleared transaction in my checkbook?
Why would you consider it null and void? It might be that something went wrong and the business "lost" the transaction one way or another. It might be something else. It might never appear. It might appear. In one of the questions a while ago someone posted a link of a story where an account was overdrawn because of a forgotten debit card charge that resurfaced months later. Can't find the link right now, but it can definitely happen.