Don't drop the ball and lose focus, for now I am guessing the bulk of your income comes from that day-job, and you're presumably an already established expert at that day-job.One of the BiggerPockets Money podcasts guests of @Mindy Jensen runs some swimming pool university website that is his primary source of income.

Your situation may vary but it's not universally true.

Purchase price: $40,000 Cash invested: $60,000 Sale price: $162,000 3 Bds, 1 1/2 baths, built in 1958 "A" School District, Near the Universal, Disney area, sold it in 4 days.

Purchase price: $40,000 Cash invested: $60,000 Sale price: $162,000 3 Bds, 1 1/2 baths, built in 1958 Near Universal, Disney area, new owner getting Airbnb Rental Income: $2,266Airbnb C 11.72%Airbnb Cap Rate: 11.72%Airbnb Occupancy Rate: 55.64%Not bad for families or young adults that want to take a vaca to Disney and when Mickey sucks all the money out of your wallet....it's good to know you saved somewhere!!

especially trailer homes those are a  bear to fix and maintain as the parts are not universally interchangeable and easily gotten..  

We just bought a 6 unit building on a creek in downtown Salem, OR, all units have a balcony or patio looking at the creek, but it is 3 blocks from the downtown main street, 10 blocks from a University and 8 from the State Capital. 

Jason:To use an oil & gas expression, Norman gets "whip-sawed" every year with the temporary population swings of the University of Oklahoma. 

If you are looking at the older university district and central norman multifamily then you might have to add 5-10% in both categories compared to newer/renovated multifamily in the area. 

Education is key & that has nothing to do with YouTube University in this business...

Hi @Mo Sylla  here are a few places to look at. http://realestate.washington.edu/ Our own local University has a lot of data from the Runstad Dept of RE!