Honestly, I only use the MLS to pull comps and properties that were sold cash to locate additional cash buyers.LOL, Chris, you do realize what you write on the internet never goes away, it can be there years from now for the whole world to see, even you. :)This stuff comes from the National Association of Realtors, it's going to be up to your local board of Realtors under their franchise agreement who can have access.

I then found Mexican Timeshare Solutions on the internet.

welcome to BiggerPockets you are now a part of the biggest internet place for doing real estate there's a lot of information to get out of this site that can help you and all ways wish you good luck

I also have a vonage box at home which is an internet phone you can take to another location but that is associated with a sit down office where I need to make international calls at times (not this business).  

Recently I've been reaching out to other investors and people in real estate and have learned it's WAYYY easier to ask somebody a question and get an answer than go searching through books and internet posts.great advice.

I'm looking into doing his course so I'll have the fast track to much of this information without all the bobbing and weaving we can get caught up in on the internet. 

In these days of Internet real estate searching, there's a belief that physical real estate office location doesn't matter and that walk-in traffic doesn't exist.  

So I would try a commercial 'water permeable' sealer:http://www.miracote.com/products/miragard_-_vapor_permeable_coatings_and_sealersIf that fails I would be tempted to drill a number of sump holes (to allow a larger concentrated diffusion of moisture) around the slab perimeter.

Card operated Laundry - There are card systems available, where tenants load the card at your office or online (requires internet connection, payment gateway).

In terms of hiring a property manager, many property managers are fine managing just 1 property (and since you typically pay a percentage of rent it really shouldn't matter to you).If you want to manage it yourself there are a handful of online landlord / property management software's you could use and access your account anywhere with internet access.You will still need someone (either a friend, or, at a minimum, vendors) you can count on locally to deal with any issues that arise when you are out-of-town.