If the main panel is split into two primary circuits and each of the two circuits serves a sub-panel in each apartment, then you could have an electrician install a eamon demon sub-meter on each line that is serving the sub-panels. 

Electrical Panel - Sometimes these are located outside you can you take the panel off to see if the breakers and wire are up to code.4.

I will be there and will be on an investor panel that will be answering questions from everyone.

I also agreed to replace the electric panel as it came up on the buyers inspections as a fire hazard. ( 1% of purchase price $1,500)I learned a lot and couldn't be happier.

As a bonus, I found a secret safe on the second floor behind a sliding panel!  

If the tile is in bad shape and you need a cheap fix and don't want to reglaze, you can glue fiberglass panels onto the walls over the tile.

My father built panels and then assembled a garage with assistance.  

Does this one already have the panelized doors we usually instal to update a home?

Other than that J martin is doing a west coast meet up in SF the end of Aug. and I committed to come and spend a few days there. and will be happy to net work and sit on some Q and A panels. 

Thats a great Idea (Solar), I have been looking into this, but everyone wants me to BUY the solar panels + converter, but never heard of a solar farm that would be interested in renting my space for that purpose.