This post originally appeared on the American Express OPEN Forum, where Mashable regularly contributes articles about leveraging social media and technology in small business. It goes without saying that small business owners are always looking for ways to save money. And technology is a great way to do just that. By its very nature, technology is intended to make complicated things simple and expensive things affordable. Think about sending a bill to a customer; back in the day, it took paper, correction fluid, a stamp and a trip to the mailbox to accomplish this task. These days, it can be as quick and cheap as sending an e-mail. Here are five easy ways small businesses can save money using technology. 1. Go Paperless Invoicing, accounting, HR and other business processes are complicated enough without mounds of paper stuffed into alphabetized files.