If it's posted in Florida MLS, it's available in all online sites and people who are looking to buy property in your area can find your listings. 

That's probably sound advice for single family rentals or flips.

We specialize in short-term rental investments through our integrated real estate, mortgage, and property management services, delivering expertise at every stage of the process.

For example college rentals generate some of the highest ROI of properties I come across in New Jersey but it depends on the school and location of property.

Husband is interested investing in them, but I cannot find ANYTHING online about them no reviews ANYTHING!!

Can't find any reviews online on that.

Yes, operations is a big part of that, especially for anyone that wants to be a business for the long-term.If I were you, I would be talking to office brokers about partnering more than an online forum.   

This is a story from my past that provides a perfect example as to why investing in tax liens at auction is so dangerous for any but the most experienced and knowledgable investors20 years ago I purchased a SFR as a long term rental investment that sat on a double lot.  

Quote from @Nilusha Jayasinghe: Hey all, I'm a smalltime investor currently living in a flat of a Chicago 2-flat while renting the other out, and also have a SFH rental in OH. 

Rental collection seems easy.