There is also a larger variation in the quality of the equipment and if the wrong system is sold to you, it could be useless.

Standard dimmers are also not equipped to exploit the full brightness range, resulting in a disappointing experience.The fundamental issue is there isn't a consistent solution.One can replace all fixtures with damnable LEDs, that may take care of 40% of the lights with dimmers. 

Pool equipment is all brand new and will be maintained by a pool company, cost is already included in the rent analysis. 

Depending on the loan amount, they will probably want a 15-25% equity injection.You can also utilize your health insurance claims and/or medical equipment as collateral for a secured line of credit. 

Benefits to invest in his business for some growth capital. new equipment purchase, and consolidation/restructuring of existing debt.I dont have any financial experience in regards to a business, and  just based on his explanation, something doesn't make sense with his income-debt(i dont know what exactly which is why i am here) My question is : " where is a good simple resource i can use to help me make sense of his books?"

After gathering that information, then you will be equipped to start making decisions.Something else to consider... would be creative investment opportunities.

It fit my goal for the first property which was to learn the house buying process by buying something move-in ready that I didn't have to do any interior work on (all the main capital equipment has been replaced in the past few years) since I travel every week. 

A few hours with a lawyer would likely make you much more equipped to be successful in this business.

Playground equipment .  

With better equipment as lights, HVAC systems?