Online bill pay could also save you some money. Not only do you save on the cost of envelopes, checks and postage, but you may also have a better chance of getting your bills paid on time. Late fees could be fairly large depending on the company that you’re dealing with. When you send a check, you’re relying on it to get through the postal system and where it needs to go by the bill’s due date. When you pay bills online, your bill could be paid within days and, in some cases, within hours. You could also print screen the online receipt and get a confirmation number so you have proof that you paid it.