It's challenging to grow your business if you operate on a cash-only basis. Credit card processing boosts your bottom line, and the additional revenue more than pays for the upgrade cost.

I decided to implement one of these strategies — the cash-only diet — for two weeks and test its effectiveness. The cash-only diet is as simple as it sounds: You ditch the plastic, determine ...

There are quite a few great cash-back online checking accounts out there to help you do this, but Discover is one of only a few that accept cash deposits. You can add cash to your Discover account ...