Paying off student loan debt at 6.8% is a very attractive alternative. 

Honestly xcel has everything you need if you use it properly.The hardest part will be setting up all the references and equations for your specifications.If that might seem a little too much of a challenge for you I would put an ad into your local college newspaper offering $1000 for an xcel spreadsheet that you can build upon and let a college intern/professor/student build you one for weekend beer money.

We are located in Charlotte, NC, and here is some back story to help encourage professional opinions.As of right now My wife is a full time student at UNCC scheduled to graduate in December of this year (Woohoo!!)

Hence the $1 tril in credit card debt and the $1 tril in student loan debt, and the fact that  a great majority of people in the U.S. could not pay for an unexpected $500 car repair today. 

. - cashflow - 2 houses rented, overall cashflowing $1500 extra per month (2 mortgage and expenses all paid from it)- debt: 19k student loan at 6.5%, car loan 25k at 2%, 2 mortgages 108k at 3.5% and 314k at 4.5%. 15k credit card debt at...19%Basically has 15-20k cash atm and 5k coming in monthly, so could either wait, pay off all debt or buy another property.Big on Jersey City, and potentially looking at areas like Palm springs / Miami for a vacation/investment property.

Fix up minor imperfections and rent to multiple students.

I am looking at single family homes, student rentals or duplexes at the moment. 

Do any of you have experience in student housing?

I am brand new to residential RE investing having only bought 2 six BR single family homes set up for student housing.  

Let a mentor-student relationship grow naturally.