An executive of a business authorized to sign such documents is often an employee, not necessarily an owner.If bankers won't let you sign like that, take your better attorney along and have him/her explain it to them.I have one who even trains IRS agents on the proper interpretation of the tax code (he, his partners and staff consistently win audits).

Just remember talk is cheap and get everything in writing by the correct person who has the power and authority to enter into a contract.    

Check with the local building authorities first.

That said, you could always request an Authorization to Release in order to be able to check the status of the mortgage.  

He is still fighting the taxing authority in court over this.A large community was sold to a less experienced buyer who in cutting corners failed to determine that the water supply was contaminated by Radon.

Appliances shall not be removed or relocated without written Landlord authorization.

POA, 3rd Party Author, Deed, etc.,  a title company may request additional information from previous owners. 

For all these reasons  @Rocky V. sub too in the wrong hands are about as dangerous a thing you can do.what you needed to do was a wrap with a notice of default provision in that you would have all the contact info and your 3p authorization up front before you closed so you couild remedy this.you will need to refi and pay bank off is what you will need to do.. or come up with cash or find a JV partner that will provide the KISH to take care of this.its usually the sellers that get screwed in these deals but buyers can too.. in the exact manner that is happening to you

I also deal with the Kent County Land Bank Authority and they have off-the-market properties they move around as well.  

I have a great network, of contractors, lenders, title, and property management company (Mike Butler, author of Landlording on Autopilot).