Figured I try to get a few rentals to replace my income down the road when I can't work. 

Use the online tools to keep the driving to a minimum, but can't replace driving buy. 

This is to replace a roof or an HVAC in X years it is essentially working backward from the cost

In addition to being a student I work as a Project Accounting Coordinator at an engineering firm in Plymouth.

They are not desperately in need of being refinished, but they definitely look worn.2) Update the kitchen by adding some new cabinets, replacing the appliances and doing a new (composite) countertop.

It's replacing cable TV very quickly.  2. 

A 4plex won’t be 50% expenses in KC if all the major systems have been replaced recently even with saving for capex.

You probably know this already but just for the sake of anyone reading this thread who doesn't... regarding electrical: that 70A panel will need to be replaced, especially if it's Federal Pacific Electric (FPE) , Zinsco, GTE-Sylvania, Westinghouse, or contains any stab-loc breakers (usually with with red stickers) which fail to trip and are prone to starting fires. 70A is not enough for modern power consumption as it is, 100A is now the minimum per code, or even better upgrade to 150A or even 200A service since you have AC.

I am a recently married student (Mech Engineering) and interested in learning (a lot) about the real estate game.

You need to spend $10s of thousands if not $100s on drawings elevations civil engineers planners before you pay the plan submission fees to get in the door and they can say no or you need to make amendments that cost more $$$