We used to provide washer and dryer, but tenants washed greasy, oily work clothes leaving the washer unusable until cleaned, or clogged the pump requiring disassembly to remove obstruction.  

A larger storage building (10X 12 tall barn style) is in the easement and I was told they would move it and move it back, at their cost.The access to the two rear units will be obstructed and damaged by the heavy equipment and the tenants will be upset and don't have another place to park their 4 cars.

More than half of gripstrip/glue down failures happen after install where no roller was used at the end of the project.6) Improper spacing around obstructions - you can't install this without the manufacturer recommended gap. 

If something obstructs the sewer line like tree roots, and grey water is trapped in the pipes and overflows the lowest point that could be covered.

You still need to qualify leads, and the carrier obstructions that come and go can derail your momentum.

You still need to qualify leads, and the carrier obstructions that come and go can derail your momentum.

You still need to qualify leads, and the carrier obstructions that come and go can derail your momentum.

If you are doing a bunk, is there enough ceiling height to not hit your head (or obstruction like a fan), Twin or Twin XL, ...etc-------We ended up deciding that in order for our guests to have the best experience (After using the place) it should be listed for 6x individuals (pullout in LR messed with the layout too much) even though our property manager recommended 8 or 10.

Make sure they check the outside unit coils for obstructions and the air filters.

There was a finished build in LA where the certificate of occupancy wasn't release because of these exact obstructions even though the build went according to approved plans.