Some states have strict consumer protection laws regarding contractors.

Generally, it is all about your preferences and goals.Some people can not just afford the cost of a house or investment property in California, hence Houston, Texas and San Antonio, Texas become an option for them.Goodluck to everyone taking action.

There is enough content out there for free that you can get enough information to take action.

Even before the covid moratorium, they could live there for up to a year without paying anything until the city finally sends the Marshall to kick them out, provided you took immediate proper legal action (and they know how to play the game).

These notices usually include a sentence letting the tenant know that if they don't vacate by the date listed, legal action will be taken.

Anytime a tenant reports "not feeling safe", you need to take actions to make them feel safe. 

I can imagine the amount of action in the Berkshires.

The action your advising to do, ILLEGAL.

If not, what is an effective source that would enable me to take action?

In may of this year I decided to sell one of my units. I gave the tenant a notice to vacate. The tenant did not pay rent for the last month and did about $5,000 with of damage / junk removal to the unit. Carpet is tr...