You can research more about velocity banking and how it works, but my assessment is 1) it is a lot of effort for a minimal benefit (you can accomplish similar objectives using other principal paydown methods with less brain damage) 2) it likely no longer works effectively with today's interest rate environment because of the spread between HELOC rates and fixed primary residence rates. 

I am also a general contractor...would love to connect and brain storm some ideas on how to improve our business.Curious about where your project was at? 

Don't contact someone you don't know and ask to "take them to coffee and pick their brain."

Will you post an ad out on craigslist and say "Hey I need a surgeon that knows how to take a brain tumor out".. and accept the first guy that responds?

I'm always happy to pass it on.If you wanna talk shop or pick my brain holler at me.

Can’t turn your brain of when your driving, looking for projects.  

Would love to pick some brains on the topic. 

Animal tests have indicated the mold attacks the lungs, brain, thymus, spleen, heart, lymph nodes, kindeys and liver.

Would like to pick your brain about a strategy for California if you have some time.

Great place to just pick peoples brain and get real world answers.