All I owe the tenant is possession of the property and to maintain it for the term of the lease.

Idk about driving it as much but it will be in my possession.

Plus he has the full contract amount in his possession because ''he cut us a deal if we paid up front in full.''  

Rent payment must be in the landlords possession,' in what ever form is agreed to, by midnight the day it is due, Not postmarked, not being processed, it must be accessible to the landlord the day it is due.

This was the explosion referenced by Bill I was referring to (and I've on various occasions seen these on the local news):While I certainly cannot say with absolute certainty that a water heater failure as you linked to and was demonstrated in your mythbusters video, could not cause secondary damage, for instance by severing the NG line feeding it (as it would likely do this) - the primary failure and explosion demonstrated in the video due to the T&P relief failure would not possess the energy / mass to produce the damage that Bill was referencing above.   

This would also suggest that massachusetts is a title theory state because legal title is held by a trustee not the "owner" aka person in possession of the property.

Agree.If there is damage by a tenant (smoking, candle wax, crayon, etc), it's on them, but normally it is wear and tear for the landlord to cover.The first thing we do when we take possession of a unit is assess whether painting is needed, and full or partial.

You are (considering) buying a property and intend to receive the benefits of ownership (possession) as bargained for. 

Then I filed for possession.

The property is being sold subject to: All taxes due the municipality not foreclosed by this action, Water and sewer use charges not foreclosed by this action, All building and zoning regulations of the municipality which affect this property, All building lines, easements, restrictions and all other matters concerning this property which appear of record, The rights of any person in possession or occupancy of the property who have not been made parties to this foreclosure action, The right of the United States of America to redeem the property, if applicable under Federal law, Any other liens on this property which have not been foreclosed by this action.