The lawsuit asserts causes of action including breach of contract, unjust enrichment, conversion, fraud, and civil conspiracy, with the plaintiffs seeking $56 million in damages and injunctive relief.

Hey Patrick, Do you have a US credit score or do you have credit in Canada?

Charges them all for parking passes (on the lots I own), charges for pets, charges to empty the coin op laundry, charges for credit checks etc.  

You can pre-screen them for free, then run the credit/criminal background only for those that pass your initial review so you're not wasting time.

You can work with a local credit union that does HELOCs, Home Equity Lines of Credit or Loans, on investment property.

If any damage arises from her negligence she will be getting the bills for damages, plus costs of collecting which you bill as well as your attorney in addition to the termination of her lease.

Your question about hydrostatic pressure is getting into the weeds for sure...I would ask myself, does the potential water infiltration have the possibility to damage the unit and tenant property?  

Credit pulls for the same type of loan within a short window (usually 14-45 days) are treated as one inquiry, so your score should be fine.

What's the lowest credit score you will allow?

Then do a thorough research on tenant applicants (note: leaving this to a PM may be hazardous to your financial health) and choose the one that is most “stable” with the best potential for long term tenancy.This advice is contrary to maximization of rental income, but IMO will reduce expenses of tenant turnover, property damage, property management fees so much that the difference in bottom line income will be quite small.