Need to take at least a glance at business law, types of contracts, what constitutes fraud, what tortuous conduct is and existing laws such as truth in advertising, fair credit, security & exchange, consumer protection matters and how to find the different agencies of government that regulate business.I'm not saying study law, I'm saying you need to be aware of aspects of business that are regulated, how to find applicable laws and agencies to find the guidelines you're expected to operate under.

I have found depending on the property ( if a lease is in place and condition) constitutes the variation for me...however only by a small amount. 

Account Closed, that would constitute mortgage fraud and is a terrible idea.

Doing so may constitute a Fair Housing violation. 

Unfortunately, the city codes don't specify at all what constitutes a hotel and what makes that different from a short-term residential vacation property, and the folks at the city department aren't returning my calls.

The basement will constitute the majority of the work I need to do on this property.

That is why the California constitution needs to be amended to include the right to housing.

I guess he thinks that his very persuasive podcasts don't constitute 'talking' to me. 

Stock + any assets owned by business are the self directed 401k's and constitute its value.    

Old real estate proverb:  Only thing worse than a vacant apartment is an apartment with a bad tenant in it.NOTES: Screening is key, as already noted; ask for last month's rent up front;  for first 3 or 4 months, do a monthly walk through; have a clause in your leases that 2 or more written "infraction of lease" notices shall constitute grounds for eviction; and finally, if they miss rent payment due date--follow your l/t laws and take action immediately.