Looking to make connections here in MA as I head down this road to adding 15-30 more doors. 

Don't let the blame fall to you to adding them.

@Aaron Moayed it is possible (can’t be sure without seeing the actual fine print) that “Personal Injury” is referring to adding/extending the liability coverage non- bodily injuries.

That being said, I agree with @Ken Latchers and you really can't have too much, BUT I would be cautious on somebody offering that much coverage as you might either be overpaying for coverage you don't need (built into their cost model) or it's some kind of blanket policy for all their clients that you might not actually fully get access to.   Adding

Venom has worked for me so far but it seems unprofessional so i'm looking for something to match my new outlook on my rental properties. will check out Buildium

That is a mixed signal and tells me they do not have well defined goals set.Set your goal first, then create the strategy to achieve that goal.. it’s like the freeways you would take to get to your final destination on a toad trip (Disneyland).. the freeway is the strategy and the goal is Disneyland .

My advice would be to master one or two things at a time and then move on to adding other strategies!

In addition to adding income I took pains to reduce expenses such as changing building management to reduce monthly costs.

They act like  he is going to rip their leg off, but little did they know he was hiding from a toad in the lawn yesterday.  

With 8' ceilings you should not have to dig out the basement, and with an RT4 zoning, provide all other issues (egress, etc.) are met, you should not get much (if any) resistance to adding that unit.