This pest issues is a big expense and really hard to control if tenant does not comply with complete instructions for handling their furniture and personal belongings and electronics during treatment.Pest addendum is great for pest control services and responsibility but like you said it's hard to be judge as to how the pest was introduced.. at this point you need to service and control issue for your property investment.Any furniture / mattresses put out side for disposal mark with spray paint BED BUGS so it's not transferred back into the building.. 

Alexander,Manual underwrite basically means that when a bank/lender runs its approval its done through an electronic process thorugh software DU/LP that gives a finding. 

That identity is often a real person tied to real addressed owned by that real person.Major Red Flags We See:-One person for a larger home-People want to move closer for work but the move doesn't make sense geographically-People using a current or previous address of some 400k home in Michigan to a $1300 rental on southside of Chicago-People moving from affluent neighborhoods to C&D class areas-Never able to complete rental verification through proof of payments(cleared checks & electronic) only thru fake landlord call at number provided-They often are "selling" but when you look up the owner of record and google their name and address it shows the real person(real person has no idea cause we have let some of them know)-If you get a landlord to verify call that number back the day of move in and you will not be able to get a hold of them or number has changed.Steps We Have TakenLinkedin, Forwarn, and now our newer tenant screening software Findigs has been great. 

I dont buy trinkets, gifts, electronics, clothes or furniture, I don't even heat my house to save money.  

Install electronic locks on doors so codes can change, less key trouble. 

Many work remotely and you can send the receipts to them electronically, and yes as said above there are some who will come to your office and work there.

Check/cash/money order or some form of electronic means?

OneNote is basically an electronic notebook that you can hand write into.  

It a customizable template that allows for electronic signatures and has some state specific guides.

My stepmother's mother took this opportunity to steal my keys while I was sleeping, lock me out of the apartment, and then threaten to smash my electronics if I did not move everything of mine out immediately.