as long as your not upselling and you have a defined course go for it.. if you want to give it away for free .. of course you can do that to .. but I have followed U now for a few years. and I think You could do this you could hold small class's.I have one colleague who took a training in wholesaling  at they spent large dollars probably close to 6 figures. but it was a year long process.. and basically one on one the guru or trainer or whatever you call them only took on 5 to 7 students at a time for the year but basically created his whole business for them in depth and they are now able to live as wholesaler types.. which as you know is pretty rare some do it most don't.. pick out  few that have money to pay you teach them in detail and get paid for your expertise.. nothing wrong with that.. 

No car payment, no CC debt, and no student loans.

I lived in the Dayton area for many years -- I student taught at nearby Eastmont elementary.

The guru is always the winner while the investor/student is the loser.

I managed 350 student rentals for 2 years, and every single year 85% of my inventory needed turning over.

Recently a group of 4 graduate students showed interest. 

Scott The Book on Flipping Houses,The Book on Estimating ReHab Costshttp://www.biggerpockets.com/flippingbookYou might consider Niche or Specialized Housing like student housing and vacation rentals work well in CA.

Just completed a Airbnb conversion where I took a small 600 sq ft 2 bed / 1 bath student rental and went through it top to bottom to get the finishes up to a level where it would make an attractive airbnb for short term tenants coming predominantly from the University of Illinois (UIUC) which is 2 blocks away. 

The buses suck here so students don’t typically go for it unless they can’t find something else or have a car. 4.

Because of that you have 20 times more potential buyers when you are ready to divest.When I was starting out, I bought a house with 4 rooms near a college (Didn't have a wife so this was an option to me) and rented out the other rooms to college students.