About 80% of the transactions I'm involved with are regular listings.  

Many don't -- and most multi-family projects in most states require an architect's / engineers stamp -- so architects are getting regularly involved.It should also be understood that when working with an architect, developers typically pay the architect for very specific, very partial services on a sort of a la carte basis only.   

But yes, what is the benefit of a HELOC as opposed to just the regular home equity loan for investment purposes?

I use the selling guide on a regular basis to research current or prospective purchases.It might be helpful in clarifying a few points that may contribute to your general misunderstanding.

My husband does appliance/plumbing/boiler/electrical repairs, turns apartments, does inspections, deals with contractors, and troubleshoots on a regular basis.

But I told him it happens in the Hood's of America fairly regularly.

You may need to close with a hard money lender and the refinance with a regular institutional lender.Cody Cox - PresidentNorthwest REIA

They haven't quite decided how their going to deal with new landlords, as they don't have a regularly scheduled class yet.

There's so little inventory regular retail buyers are buying houses that need work, because it's all they can find. 

We deal in metro Atlanta on a regular basis and there are great deals to be had as there has shown to be a growth of people moving inside the perimeter.