Freshbooks is the ultimate cloud accounting, invoicing, expense tracking, payment acceptance, and time tracking all-in-one online business tool. It plays an important role when you’re running a service-based or freelancing business, Freshbooks makes getting paid and keeping track of what you’re owed as stress-free as possible.
Here's a simplified version of what takes place, but the principles are the same: You lend money to people who can't or won't borrow it from regular banks. Your profit is generated by the interest charged on that loan. Startup costs: You don't need to be Warren Buffet to get involved in the peer-to-peer lending market. In fact, some peer-to-peer success stories have started with as little as $25. Income potential: Inexperienced lenders can earn as little as 4% per year in interest on their loans. Which is still better than most banks. More experienced lenders report returns of 12% – 14% on their loans. But do your due diligence because every financial transaction involves an element of risk. Success stories: Joseph Hogue made US$10,000 with P2P loans.

I gotta agree, that first sale it the absolute most vital step to get your online business kicked off.
There is a Groove Academy and tutorials center along with countless online training and also a ton of support available from the Groove Funnels staff if you should run into any issues.