Reality TV shows about house flipping make it look easy. But behind every lucrative renovation project, there are factors that impact profitability such as buying price, labor costs, unforeseen setbacks and perhaps most importantly, location. There is no escaping the old real estate adage of "location, location, location." Home-flipping entrepreneurs must take into account whether polishing up a blighted building is in a viable resale neighborhood. One of the location factors some house flippers are following is the trend in tech jobs. Because the tech industry does not necessarily rely on interstate highways, commercial hubs or seaports, computer-oriented businesses are…