Example: A backsplash that is a different color from rest of the kitchen (a warm green or red against white and grey walls), a tile that has a unique look or pattern to it, crown molding on cabinets, or a unique light fixture.

It shall be an unlawful discriminatory housing practice for any person, or any agent or employee of such person:To refuse to consider as a valid source of income any public assistance, alimony, or child support, awarded by a court, when that source can be verified as to its amount, length of time received, regularity, or receipt because of race, color, religion, gender, national origin, age, familial status, or handicap;"https://www.ok.gov/OREC/documents/CompleteDiscrimI...It is illegal in Oklahoma to discriminate against an applicant because their income is from public assistance.  

Discrepancies typically are wifi passwords and smart lock codes but they can be anything, like checkout instructions or the color of the house.

Gold is my favorite color haha.

I've seen some posts arguing about design and color scheme choices that are in and out of style in rehabs and flips so I figured I would give my first hand advice.

(Long time home owner but this would be my first rental so I'm on the edge of the diving board, looking down into that deep dark pool.) 

The information about basic real estate investing has been democratized for quite a while, and I can't imagine there are any deep dark secrets being shared there that will get you rich quickly. 

The role of a PM is to be your partner in managing your property, good partners communicate to each other constantly & never leave the other party in the dark.

Does anyone have opinions or suggestions for flooring color or type that they have used before and love for their rentals?

I know on my new builds that are 700 to 1 mil I get 10 to 20k and normally its just held in escrow. it is non refundable once we start putting in custom colors etc.