A few years ago, flipping real estate was a huge investment opportunity. If you’re not familiar with the concept of flipping, the idea is to purchase a building, usually a home that is cheap because it has been foreclosed on or needed to be sold quickly. After the home is purchased for a low price, the owner invests money in it to improve it and increase its value, then he or she sells it at a higher price and keeps the difference as profits.

Flipping has now moved beyond the world of real estate to the world of online startups. […]