Answer:1) Contact all mobile home movers and tell them to bring you deals. develop relationships with them. 2) Get the IFTTT app and setup Craigslist searches. 3) Search your local FB for sale groups. 4) Place ads in Craigslist’s saying you’ll buy homes cash. 5) If you know any wholesalers tell them about your situation.

It's completely feasible to achieve enormous levels of success investing out of state - but keep in mind that when you get involved in a deal that is not local you're losing some control, and your visibility & oversight of the deal is dramatically diminished.Unless you're buying a turn key or getting into a PPM or some other commercial investment vehicle with a group that is managed and regulated, you may want to consider keeping it local until you've gained the experience and knowledge, and developed the out of state relationships necessary to be successful from a distance. 

HOA in theory can remove free rider market failure if well managed, when there are costs and/or needs for management shared by all.HOA kind of philosophically touches on the oft debated (and oft oversimplified) ideological debate between centralization or decentralization of authorityMy thesis would be: I suspect that HOA developments have higher property values in general, however when controlled for development budget on a per home basis, I would wonder if this actually holds up over time.I have heard anecdotal stories of corruption within HOA bodies, and mismanagement. 

Like many have said, there are a lot of factors that have to be taken into account to properly answer that question.

In the military community so far as I have seen, it didn’t work usually because they didn’t consider basic operating expenses properly. 

My question to you all is how did you find and develop a relationship with your private money lender?

It likely isn't possible anywhere in Boston proper - think Southie, Brighton, Back Bay, or even Somerville, etc.

If your intent right out of the gate is to develop and sell, the income wouldn't be short-term gain, it would be ordinary income with self-employment tax exposure.Holding for a year doesn't matter. 

Also seeing a lot of growth over in Decatur and the West side over their near the Bellwood Quarry development.

You cannot properly compare the numbers until you have ironed out the details on cleaning and have a good sense of projected price, seasonality, and vacancy.