What to Do If You Have More Than $5,000 in Your Checking Account
by Meredith Dietz from Lifehacker on (#6BS8R)

When it comes to deciding how much cash you should keep in your checking account, the right amount depends on your financial situation. That being said, there's a good chance that one you hit $5,000 in checking (that is, $5,000 in liquid assets), your money could be put to better use elsewhere.