Find a check printing program. Most office programs, like QuickBooks or Peachtree, have check printing built in. If you don't have one of these programs, then ezCheckPrinting offers both a free and reasonably priced pay version.
Locate specialized paper and ink for your laser printer. These are easy to find online or in large office-supply stores.
Record your banking information, such as your account and routing number and the full proper name of the bank.
Print a single test check and compare it to a bank-printed check to look for errors.