Heloc rates are terrible right now even if you have a low first mortgage the blended rate is usually higher than a simple refinance. 

Bigger profits than usual. 

I'm usually biased towards not selling to keep growing your portfolio unless the property is underperforming or a major headache.If you need introductions to lenders, feel free to send me a PM and I will get you connected.

All of these area important questions to ask, and stone foundations will have some levels of moisture unless you do a really serious waterproofing job.Concreating the perimeter with a small slope away form the home with a elastic sealant between the home and concrete is usually the best remedy combined with proper drainage.Hope this helps

That said time in the market usually heals all wounds.

The negative cashflow is offset by the higher relative appreciation potential. 

Usually it's because there is lake water or drinking water or groundwater degraded that can be contaminated by septic or your project. 

One of the things that sucks in real estate in general is the crappy companies usually charge the same as the good companies.

How long does it usually take to get a deal?

Project managers usually work with the GC to help coordinate the project.