We are wanting to get this place brought up to the current times and try to automate payments and accept them online. 

You are going to want to talk to several professionals in your state for this one as it is a legal maneuver that amateurs or even professionals not familiar with the details of your situation on the internet probably aren't going to be able to help with much.

Online banks or banks that operate in both states will probably be your best bet.

They have a big online presence.

My husband worked at legal aid until just recently and spent a lot of time in eviction court while he was there.

In Canada we aren't allowed legally to take a deposit for potential damages, instead we take first and last months rent ahead of every lease . 

Today I found a loan amortization schedule in excel, there's also a bunch online.

It's been reduced to $150 for file by mail, and $250 to file online.

Also, if you haven't met with the broker it can help to have some kind of written track record of investments (either online or in a file). 

Limited Liability on you personally: If you were sued (a tenant is injured on your property) or had a legal case against you as a landlord, it would be against the corporation and not you personally so it can assist in protecting your personal assets in this type of situationThe title of the property will be in a corporate name but you, the investor, will be required as the owners of the corporation to also provide personal guarantees.