I can only speak for Texas but here the only eviction you can count on winning is one where you can prove non-payment of rent.

Would the home to a property count since the property is not my business and is merely me showing a client a property -- part of my secondary job and what I would think would be a temporary location since we likely won't ever visit it again. 

You should check with a tax person as I believe a certain amount of flips could be counted as ordinary income.

Is an "enclosed porch" counted as part of the living square footage of a house when it comes to an FHA appraisal?

(makes your parcel more desirable.)Get the daily car counts for the street you are planing on building.

Appreciation still counts as ROI.

Appreciation is not counted.

I am just counting on that group of 5-6 students to make the money worthwhile.

Next, he said he would waive any security deposit and just count the rent.  

The last one prevents us from discriminating on "source of income"; can't say no to Section 8 vouchers and now can only count the tenant portion with our multiplier for qualifying to rent.