Another reason to send it by mail is in many cases you will be deducting damages from deposit.  

I can pursue a legal action against the tenant or Baselane, but this will cost me additional $2-3K in legal fees besides dealing with a loss of at least $5K of rent and damages caused.

While some leases say they will remove all evidence the sign was there and restore to original condition, I doubt that happens in bankruptcy for example. 

A minimum temperature of 55 oF must be maintained inside your Rental Unit at all times; damage to the Premises resulting from you not doing so is your sole responsibility.19.

If you have zero vacancies, zero tenant damage, make sure utilities (especially heat) stay on every winter even if the tenant doesn’t pay.  

When there is a vacancy, a leaking sink, a drip from the roof, a fallen branch from a tree, storm damage, a rough tenant, a potato down the toilet...whatever expense comes up in the future, and they always come up, that is what the cash flow is for. 

Not an issue here, but my mom just got a new roof in MN because of hail damage.

The potential risks like unpaid bills and damaged property aren't worth the hassle.

(Inspectors are generalists, so specialists are essential for plumbing and electrical issues in older homes.)Structural Concerns: If potential structural damage is spotted, hire an engineer to assess it properly.Be Diligent and Proactive: Old homes often require extra due diligence.

The last tenants did some damage to the interior of the house and repairs like, sheet rock, fixtures, paint, etc. need to be completed.