Essentially making a 3 bedroom useless for college rentals.

If she doesn't do these things she is essentially an assistant and a maintenance coordinator.

Incredible tool for local networking.

A SDIRA is an excellent tool, I love them, but do your research.

Surely there's a better tool for this. 

If you have a 1 person LLC, you may not have as many of the advantages, because essentially are the LLC.  

She essentially averaged the final sale prices per square foot to arrive at a year over year gain of about 6%.  

I don't know a lot about their operation or their pricing but I have worked with a very good fix and flip investor that was one of their speakers, I've used some of their deal analysis tools and I attended a day of one of their seminars as the realtor who opened doors on the tour bus.The info they shared prior to our tour was good info, especially to someone that was new. 

@Joseph Pikehttp://bufferapp.com/ is a tremendous tool to use for social media posting.

Networking, business models, tools, and especially the podcasts, all great ways to learn.