Make sure its on a permanent foundation, has concrete pillars, skirting and axles removed and in some states require hurricane Tie downs. 

Unlike some buyers, I ALWAYS go look at the properties before the sale and discovered that the vacant lot had an active railroad track on it and therefore was unbuildable, and would remain unbuildable until the railroad removed their track. 

Not an expert here but my Brother is a heavy equipment operator in Northern CA and did a lot of the fire clean up when those fires happened and he mentioned contractor might need hazard waste removal license..

I would send a lease violation notice that advises the tenant that they have violated the no smoking provision of the lease and that it needs to be cured immediately - to include complying (not smoking) and remove any odor/damage that may have resulted.

At this point, I’m ready to have them removed(evicted) because they’re disturbing the peace but I want to do things the right way.

I would remove the parts that don't pertain so you don't have to bother with checking boxes or lining through clauses that don't apply.

In 30+ years we've been sued 1x (legal blackmail over a tenant's drunken trip/fall) which the insurance company settled for $1,500.00).We've been using some privacy tactics to keep our names off the county recorder and the target off our backs.Further, we review our insurance coverage and premium annually, just to keep on top of any changes.As with all insurance, it seems to be a waste of money... until you NEED it!

Don't waste your time.

I don't want to waste anyone's time providing quote after quote for me for the properties I am merely in the analysis stage with.

If a Designer or Contractor is proposing to remove a wall and does not think to check the structural integrity of said wall, then they are no one you should be dealing with.