There are lots and lots of information and posts about 1031 exchanges here on the forums.I'd suggest the search function and the 1031 sub-forum and you'll find endless reading/education.

Just Google "What is an LLC"

If you go on Google and search for 'AirBnB property manager', a number of different groups will come up, including (but not limited to) Evole and Turnkey.

We are now in "search" mode, we have created various versions of our own Cash Flow calculators, Cash on Cash calculators and have determined our goals for what we would like the house to produce in order for it to be something we would like to consider.

@Lydia Bolling most of the hard work can be done anywhere you have an internet connection so your lunch hour and after the kids go to bed are perfect times to do research, if you don't have enough time maybe the solution is to narrow the search so that you have less properties to sift through

Google is your friend.

I'm on the search for a small multifamily unit in Montgomery County, PA.I would like to understand how an appraise goes about estimating the value of a duplex, triplex, or quad. 

You could check your county auditor's website for a property search function. 

Once you know exactly what you have to play with, what down payment and reserves you have,  then we can start searching for opportunities you can actually write offers on and most importantly close on.  

If you don't understand the contract you found by doing a Google search, should you really be assigning it to someone else for a fee?