Further, some people don't even hold property in an LLC and just hold it in their trust.There is of course, as well, the possible difficulty with obtaining a loan for property in an LLC or a due on transfer clause if you transfer it to an LLC later. 

You are more up to date with regard to technology.

I am active duty military and thinking about leaving the service at the end of my contract (in 5 months) to go back to school and finish my bachelors, as I only have one semester left, in which I would be using my GI bill, and savings, to get through school and enter the technology field.

The two that I looked into both use a cryptography technology that allows you to generate one time access codes from their mobile app.

You can go back 12 months in this case, the appraiser will understand that it was hard to comp because he/she would've had the same difficulties in their research. 

https://www.theatlantic.com/technology/archive/2019/03/what-happens-when-you-find-cameras-your-airbnb/585007/

How difficult is it to use equity from a rental property?  

Know there will be difficulties, but you'll get through them.

I have successfully obtained my Real Estate license for the State of Alabama and I hold a Bachelor of Science degree in Information Technology.

In the Results link click on your address where there are various tabs and click on Neighborhood Sales.If you have a hard time with technology, you can always ask friends or family members to help you navigate the web to do some research about property values in your area.If you do find yourself entertaining an offer from an unsolicited investor:Ask to obtain, and keep, a list of the comparable property sales in your neighborhood the investor used to come up with their purchase price offer.Always keep someone else in the loop – your children, good friends, or someone you trust.Always know that you can seek legal advice – in the end, it might be worth the money you spend on a consultation with an attorney.Review the contract closely to see if it is assignable.