We renovated this tenant’s unit early in our ownership to try to eliminate some of the issues but unfortunately when someone is just a problem being helpful doesn’t seem to work.

You send it to your property manager.IRS Form W-8ECIIRS Form W-8ECI InstructionsBy filing Form W-8ECI foreign investors eliminate the mandatory 30% tax withholding as it notifies the property manager (and the IRS) the foreign investor will be filing annual tax returns to report their income and expenses related to the rental property.

Second goal: To eliminate 50% of my debt and purchase my first home.   

You're not eliminating interest since you're not paying it...the tenant is, or at least they are supposed to be through positive CF.Any and all money that comes out of your pocket is a cost to you. 

A tax deed eliminates most but not all interests of properly notified parties. 

Just remember you are not eliminating any tax you are just deferring it.

Many are under strict HOA bylaws that may limit the number of rentals or eliminate the type of rentals (STR/MTR) which can crush your business plan. 

 I agree with Elaine and eliminate the French doors and opt for windows.

Sound money decisions, planning, eliminating wasteful spending, and having a team are all critical aspects needing attention when you’ve made the decision it’s time to expand your financial horizons. 

Your number will grow exponentially, not linearly and your blind spots are expenses that you are too frugal to manage today but will eat at a higher price tomorrow.The goal should be to eliminate expenses via consolidation, have multiple sources of income, and carry low risk(debt).