My thought is I that if he helped with the down-payment or financing, I could provide the energy, knowledge, and drive to invest in a BRRR multifamily home. 

Make sure the plumbing, roof, electrical & HVAC are sound and you should be fine.  

I'm a young 22 year old, with tons of energy, willingness to learn how things are done in the industry.

It's insulated, has electricity, and a loft. 

From redfin link, it stated that tenant will pay cable, electricity, gas/propane so i left those values blank.- Vacancy (5%), Repairs/Maintenance (5%), Cap Ex(10%) , Prop mangment (10%)- Annual growth (1%), Annual PV growth (1%), Annual Expense growth (1%), Sales Expenses (9%)Do you have any advice on how I can gather more accurate numbers? 

Is electric split?

Once they completed all the concrete, plumbing, electrical, and framing which seemed like quality work as far as I could tell, except for the several issues I took up with them, they got to doing interior work.

Is the electrical now shot?  

New roof newer furnaces and electrical.Purchase price 107000Estimated rents total 1425 Taxes: 2800Insurance: 80 per monthWater/sewage estimate: 200 per monthGarbage estimate: 20 per monthPmi:73Gas/electric paid by tenants.Vacancy 5 percent:71.25Maintenance 5 percent:71.25Cap ex 8 percent:114Cash flow:$84 The rents are estimated because it was used as an in-law suite.

I was wondering if i can use regular housings and this trim 12W 6inch Directional Adjustable Gimbal Dimmable LED Retrofit Recessed Lighting Fixture - (=60W) 3000K Warm White Energy Star, UL, LED Ceiling Light - 800LM Adjustable Gimbal Recessed LED Downlight https://www.amazon.com/dp/B015P0OG0E/ref=cm_sw_r_cp_api_X3FOyb93WDVXE, rather than a sloped housing and trim.