Home flipping follows an assembly-line process.Investors who work in teams scout for bargains, close quickly with cash, gut and beautify, and market the homes to agents — all while the timer’s ticking. If everything goes right, their money and muscle will yield enough profit to keep that machine churning.“It’s not for the weak of heart,” said Chief Denney, a Rancho Santa Fe investor whose company Compass Real Estate Capital will flip 100 homes this year. “It looks easy … but it could be disastrous for someone who doesn’t know what they’re doing.”