DaveI do not have any instruction to offer.

The gaps and warping are likely caused by not following the installation instructions.

What you need is the source-data, a programmer to build you an app based on this data, and a experienced developer to instruct the programmer on how the algorithms/functions should perform these actions so they are actually useful.

The number of gas and water meters is easy to see during a showing or inspection, not something that was hidden from you even though they may have misrepresented the facts.

If they have documented harassment or threats of violence, then you should instruct them to report it to the police and consider removing the offender. 

It's just that the exception is somewhat hidden in the back LOL or using credit score as well.... someone with 780 credit score with only salary of 75k can have 500k buying power while 690 credit score on salary of 60k base salary and 140k commision ; and reserves of 500k in the bank could only purchase 400k. i believe those dti rules needs to modified given the increase of home price lately. 

They return to the nest as do their buddies, looking for their hidden stashes and for more drugs.

Any hidden pros/cons?

They might cut corners on essential structural or system repairs, leading to hidden issues that can be costly to fix later.2.

Tineco and Bissell seem to be the top brands but they are pricey and you will have to instruct your cleaners how to use them.