That method is no good. The premise is that borrowers finance a new property or refinance existing property using a HELOC and you direct deposit your entire paychecks into it. But mortgage interest is frontend loaded.
Monthly expenses, other than mortgage payments, are funded by draws...
You are better off going with a prime broker (or multiple) and going with multiple ecns's (i.e. hotspot,ebs,currenex) directly. You will run into less problems like liquidity or getting out of a large position at a reasonable price.
I got some and yes, the deal is pretty sweet.
Here's the prelim prospectus rev.
www.tradeitdontdateit.com/media/Research/BankofAmerica-Prospectus_rev1203.pdf
While I am in total agreement with the topic title itself, you are way off on your reasoning about why successful traders dont talk for selfish reasons.
Fact is that you can try your best to explain to people who can't see how easy it is but they will not understand on explanation alone...