I want to build equity with my primary home as soon as possible. And I came across a method using HELOC to reduce the interest paid to the mortgage. Does any one have experience with it?

I want to hear the good experiences and bad on this one. Do you really win in the long run by lowering rent for a longer lease, or should you stick to the script of 12mo leases?

What are your thoughts on this?

Unfortunately I've been away for a few months while taking care of some personal matters, so I haven't been able to keep up on discussions. 
However, several months ago there were ample amount of folks here insisting...