In addition the residue collected must be contained in sealed containers and disposed of at a contamination waste site.It can be DIY, but you're risking alot to save a $1.95. 

Stick it to the wall with construction adhesive.

Also as you place subfloor lay a thick bead of adhesive on each joist, this will reduce sound transfer from subfloor to joist as well as subfloor movement. 

I've seen plenty click-lock engineered wood, but not of the quality we are looking for.Regarding repairs on glue-down, I would think it would be similar to how you would replace damaged tile, cut the damaged section out and install the replacement piece(s) using the same method they were originally installed with, thinset for tile, or nail down / adhesive for wood. 

Trying to get a conventional loan on a property where an inspector can discover residual damage after the fact could end up very costly.

Use a metal file. it takes two minutes.D) I've never gotten fisheyes and adhesion hasn't been a problem.

There are often residual bad feelings from the other children.  

The residual income and tax benefits usually far outweigh the quick nickel strategy. 

Andy - thanks for the JV perspective - if i understand correctly, in this case if the rehab pure cost is $550K, you would add $55k for rehab profit, and then take 30% of the residual equity achieved on the deal?

Construction adhesive, screws, nails?