For a purchase agreement tailored for Boston.

If you are ok buying at market value or only a little under market, then this technique can pay big dividends in tight markets.

That said some creative stuff would be not just owner financing but a delayed settlement or a delayed settlement with immediate possession, a master lease option, a plain option to buy or some combination of these techniques. 

Growing up in Israel, I witnessed their water conservation techniques and when I found out that U.S. markets lacked a tamper-proof conservation device for residential showers, I was inspired.

>  And never looked backfor me personally the Real Estate license and Brokers license put me in the game.taught me all sorts of different RE techniques  in CA allowed me to be a HML etc etc.

Its the next level of making money flipping or selling Real estate or other advanced techniques that need special skills that not all have or can learn.

I've used this technique for years and I've never once had a seller not be fine with it.

I was wondering if anyone actually successfully raised money using this technique.

Can they be tailored for my specific property?

Design a message that is highly tailored to your target seller, highly personal, and differentiates you very clearly from a marketing standpoint.