I would argue we're seeing more despite the fact that lease agreements are probably 5x longer, on average, than they were 40 years ago. 

You can get that by looking up a property in a town on trulia.com and clicking on schools in the area and averaging up the scores3.

If you’re fortunate enough to get 4 students to sign individual leases at an average of 425 a room or 500 a room including utilities,-you’d probably be happy.

San Antonio has caught my attention with its relatively low cost with rent averaging $900.

Calculating an average apartment size of 800 sq ft going for a median price of $750 a month conservatively.

The 50% Rule says that you will only keep 50% of the rent you collect on an average rental after paying for vacancy, management, taxes, insurance, and maintenance.

Does that mean the average occupancy is 50%?

With the info, you provided its hard to give you feedback.Purchase price$Down payment$Cash added$Current market price$Current loan balance$Current Rate$Monthly mortgage payment$Monthly average rental$Monthly long term rent potential$

However, on the personal portion of the property we would be limited in claiming a the percentage of mortgage interest equal to the ratio of the IRS limit divided by the average loan amount ($750,000/LOAN AMOUNT).Since we are splitting the rental amount off of the full mortgage interest would we be correct in assuming that we can claim all mortgage interest associated with the full 58.2% of the loan amount?

Higher income than the average W2 wage earner 2.