It could be a lucrative proposition.

Using LOC to buy an "at market" property with no room for equity mining is a losing proposition.

You may have very different redemption right rules, states like Alabama have multiple redemptions on the same property that make tax purchases riskier propositions and they don't offer the same amount either.

But then again our mortgages are for 500-800k loan sized houses, so 2,800-3,000 with a tax credit (CA proposition) end of the year, not a 100k where you pay 500.

A land lease is typically a long term proposition.

Its a long-term game, but is a much more attractive proposition. 

So I'd encourage you to come up with your value proposition. 

I went to him with the proposition of networking and introducing myself; I told him that I had a partnership which was a general contractor and myself (I have the experience; worked for a multifamily investor and a flipper as a general manager plus I have good credit & cash).

Now, I've been propositioned to help my parents purchase a house because rent is raising hundreds of dollars a year at their current residence.

Have a better win win proposition?