Nevertheless, if you buy in the wrong area, you can end up with very undesirable tenants in Racine.

I don't know Hawaii law but I believe the Dad will be allowed to appear and he's going to sling mud.

Gone are the days of mud-season and a deserted Main St. 

I'm not 100% sure, but I dont think asbestos is in the mud used for popcorn ceilings, even ceilings made 70 years ago. 

You can also connect a shop vac to your sanding pole when you have finished taping and mudding {just remember to put the filter bag over the filter in the vac first).BTW:  It does not work as well for knock-down and those sponge-crazy ceilings which have a little more adhesion.

Also when you finish scraping you will have several places that need to be mudded and sanded more than likely.

You'll probably need a good mud/texture guy to make sure it all is floated out and looks good since your screwing over existing popcorn and may not have clean seams.

Those who operate parks with POHs typically go with month-to-month leases, so they can get rid of the undesirable tenants much quicker. 

What are some undesirable property attributes that a new investor might not think about when purchasing a property?

On commercial property would only be obtainable on class D property, i.e. property with numerous "undesirable" features.