Btw do you know of any creditable sources you could recommend to help me find some legitimate P&S agreement?!

Having said that 2 things:Fannie/Freddie do not require to "source" the funds.  

Your network is the best source for deals, capital, service providers, and anything else you might need in the business.

Taxes are not cookie cutter and whether or not to elect an S-Corporation is based on a ton of different factors including your other sources of income, your retirement goals, your overall income levels and tolerance for the formalities of managing a corporation.If you've got a W2 at anything close to a decent wage, an S-Corp can cost you in taxes rather than save, so be very careful about handing this out (or accepting this) as blanket advice.Whether or not to use a different LLC every time is more of a legal question. 

Andres, I'm based in Southern CA, so here to network if you source deals down here and need help, and I'll do the same for your area.

If I'm following your logic correctly, your situation is:You have a previous HELOC on your primaryYou want to refinance to new rate/ termYou'll be paying off your HELOC from some other source prior to the refi (NOT via a cash out during the refinance)If that's the case, you shouldn't have any difficulty (other than perhaps some loan officers not being up to date on the regulations, or having other weird overlays). 

A platform with the largest source of REI information I've ever seen, no get rich quick gimmicks, and it's free?! 

She could now generate a (presumably, depending on the actual rider) lifetime income stream of 5% of this $405,000, which is $20,250/year to supplement other retirement income sources.  

He is good source of information.

You never know when someone has found a new source.