Window AC units can indeed be treated as tangible personal property with a 5-yr life and be bonus-depreciated or deducted under Section 179. 

Treating loan repayments like a non-negotiable expense while reinvesting property cash flow back into building equity.

Upon move-in, appliances, cabinets, floors and walls all had built-up grime and residue from your habitation of the home.Infestation of bugs, pests and rodents-There was no attempt to treat the house for pests, as evidenced by the more than 15 spiders we have already seen in the basement, and the live, active wasp nest in the patio fence.Floors, stairways and railings in poor condition-The carpets are stained and smelly.

I'm more so wondering what makes the most sense as I do want to treat my investing journey as a business.Thank you in advance for your advice!  

(I'm not including expected appreciation in my ROI numbers, I'm just treating that as a bonus). 

That’s a Cardone-level play—treat asset management as the CEO of your investment.

Sadly, many people treat them like a commodity.

NET 30), etc. and you can use this project-specific agreement as an addendum for individual jobs.Final Tip: Treat the contract as a transparent, collaborative tool to set expectations, not as a "gotcha" document.

Probably not, but I'd see what my CPA and attorneys have to say.Be a pain having tenants pay you twice too.Also, passive income is already treated pretty favorably after deductions such as depreciation.

Don’t do any favors, this is your business, so treat it like a business.