With the technology available nowadays most of them can service clients remotely. 

Nowadays it's almost required to have a website to add credibility to compliment the marketing you're sending out and with a proper SEO strategy, organically rank.

Off strip, beheind MGM casino, off maryland/tropicana, $350-400k. 

As a native Californian and having been in CO for 10 years, the boom-bust cycles are annoying; might as well play at the casino. 

For example, I hear nowadays the electrical code is requiring GFCI and arc spark protection in the basement. 

I am seeing Vegas Casino/hotels offer 99 dollar specials right now  4 days 3 nights use it anytime in the next 18 months..

Everyone looks there nowadays. 

Short-term rentals / AirBnb also entice me for this reason, but I imagine maybe the Jersey Shore would be better for that, and Airbnb seems to be in the headlines nowadays for all the wrong reasons.

Most credit unions nowadays use a fixed percentage like 1-1.50% of the balance which is great because a portion goes towards principal but for me; I prefer the IO option. 

Nowadays its SOOOO much worse.Or find a rehab & work on it weekends. ... but make sure you are aware that everything costs more now including all licensed trades like plumbing & roofing etc.BUT dont do it just for money.