It will be all materials supplied, so it's just labor.

There are several different types of income in the US tax code.Two main types are “active income” and “passive income".Active income is money you earn from working, such as wages from a W-2 job or income from running a business.Passive income is money you earn from investments like real estate, stocks, or rental income from your RE portfolio where you earn $ without actively working.Normally, you can't use passive losses (like losses from real estate investments) to offset active income like your salary from a W-2 job.That is unless you are an RE Pro.The reality is, that Real Estate Pro status is just a filing status similar to filing married or jointly.And if you are a real estate professional you CAN use passive real estate losses to offset active income from other sources.To qualify as an RE Pro you must:1.

If one spouse works part-time and is the main active participant, can you combine time with the other spouse (even if he has a FTE W2)?

Plus, it takes several years to break even on the closing cost and first few years of payments are mainly applied toward the interest and less to the principal.

For example, each of my properties has a main account and the sub-accounts under that for CapEx and security deposits.

Remember your costs will be more for an STR, you'll be paying for a lot of things you wouldn't with an LTR - higher STR insurance, all utilities including internet, supplies like toilet paper, paper towels, dishwasher detergent etc, upkeep on furniture and linens if damaged, yard maintenance and grass cutting/snow removal, trash removal, etc.  

We make 90% of our booking revenue in Maine from May to October.

I'm doing everything I can to learn about real estate investing (mainly via reading), and there are concerns I have about my future in this field, that I want some more clarification on, and better yet creative solutions.

I know the question is mainly focused on what sorts of special protections you will need as a landlord with a lease as opposed to a longer-term AirBnB booking, so let me answer that first. 

I'm on my second house hack (condo) and then my wife and I house hacked our ADU/Main House.