This creates two challenges for me:1) I'd like to do moderate to significant renovations on the units, and my business partner plans on owner-occupying one of the units, so we would need to permanently vacate one or, depending on the property, even all of the units. 2) In order to make the numbers work I'd need to dramatically increase rents (by several hundred dollars/month) to bring them up to market levels. 

I'm new to the RE investment , and new to the biggerpockets website at the Same time .I need some help guys to understand how it is possible to use the HELOC several times.I've got a relatively good grasp on how to use it the first time , based on the equity of your primary residence. 

It's more than double my last purchase, and that one I got somewhat led by the nose throughout, and it brings some concerns with it.

Can anyone tell me the best route to go to get a simple website set up w an email address?

If you want to read up on it I suggest NOLO Press website and books.

He brings a construction background to the table and property management.

if you like the deal just bring in the required equity and close.. not sure what the issue is.. unless your capital constrained and if its that tight then you may rethink the whole thing as stuff happens with flips.. you need a really good amount of reserves to be doing this safely.

Figure out what finishes &/or features you're going to need to bring it up to the best possible ARV. 

Looked it up on the county website for listed owners.

While continuing to develop a long term plan for the back 25 acres (I haven't really seen the back acreage).I plan to go after an SBA loan, I have several investors I can bring to the table, and one that is already sitting at the table.