I've heard of nurses addicted to substances but have never met one (that I am aware of).Nurses are people like everyone else--some are good and some are bad.To address the main question, I'd venture to say that it's primarily dependent on the location and whether the area demands a lot of travel nurses or not.I am currently on assignment in Medford, OR and the hospital I worked for was heavily staffed by travel nurses, and temporary housing is scarce (housing in general is scarce) so accommodations are expensive--i was paying 1700/month for a 1bdr cottage, now paying 1200/month for a studio.That said, travel nurse pay rates are dropping all over, and if they continue to drop them there will be a decrease in demand for travel nurse housing.

7+ bedroom homes do well in any tourist heavy area (we are in Tampa/Clearwater/St Pete Market) as they can accommodate large groups and simple land demand principles apply as there are many large groups wanting to rent accommodations and there is not enough supply.

selling and paying tax to be able to move into a passive investment where returns may be marginally better than you can get elsewhere with a 1031 may not be your best bet for capital return.In addition to that you'll want to look at your timeline and the timelines of the syndicators you want to work with (if they can offer you a TIC position to accommodate your 1031). 

Are they knowledgeable and practical, willing to accommodate the issues that frequently occur with flips, or are they quick to foreclose?

If you have two, but only need one, I could provide accommodations in San Diego (close to Downtown) in addition to price of the ticket.

I’m 100% your ally on this one.For those tenants you believe are abusing the law regarding service animals and assistance animals, maybe the following could be of some educational or informational use to you:Joint statement of the Department of Housing and Urban Development and the Department of Justice Reasonable ACCOMMODATIONSunder the Fair Housing Act, dated May 17, 2004https://www.hud.gov/sites/dfiles/FHEO/documents/huddojstatement.pdf* See paragraphs 7, 17, and 18.Reasonable Accommodations and Modificationshttps://www.hud.gov/program_offices/fair_housing_equal_opp/reasonable_accommodations_and_modifications* General information concerning disabilitiesJoint statement of the Department of Housing and Urban Development and the Department of Justice Reasonable MODIFICATIONS under the Fair Housing Act https://www.hud.gov/sites/dfiles/FHEO/documents/reasonable_modifications_mar08.pdf* Nothing about animals, but bonus material concerning the rules for interacting with people with disabilitiesAlso, you might find this interesting:Air Noah No More?

Training tenants is the key to a happy landlord.In your case the solution is switching out all your inherited tenants and screening to accommodate your personal landlord needs. 

Urban hotspots - Cities with high tourism demand, such as New York, San Francisco, and Miami, have a steady stream of travelers, businesspeople, and students looking for short-term rental accommodations.3.

I want to be respectful of their schedule and try and accommodate, but I can't also have my friend being stood-up every time. 

If so, non-renewing her, without first attempting to reasonably accommodate her disabilities MAY be illegal.