If this isn't a separate dwelling unit you can't take losses from the rooms / space you are renting and use them to offset non-passive income (Section 280A of the tax code)Rental expenses are limited to the amount of your rental income and the balance of rental expenses is carried forward. 

I'm going to cut my losses now.

asset worksheets for each depreciable item - between 3 and 30+ pagessupporting statements for line items - between 1 and 10 pagesautomobile expenses worksheet - between 2 and 8 pagesForm 1098 worksheet(s) - between 1 and 4 pages per mortgagestate-specific worksheets, MAGI worksheets, passive losses worksheets, and a whole lot moreBy the way, including these extra worksheets will not create more work for me, they are already inside my tax software. 

You may need to just focus on getting the other properties stabilized to cover the loss from these. 

However these are probably not move in ready, so you might have to do renovations and you don't recover that.HOA liens are risky and you likely get wiped out at some point.I'd say mitigate your risk by NOT buying condo foreclosures, but neighborhood HOA foreclosures where the HOA dues are more like 400-$600/year, so maybe you pick these up for $1500 and live in a $300,000-$400,000 house for a year rent free. 

If the property is located in an official urban redevelopment or urban renewal district, you can recover the value of ALL improvements, not just repairs.  

This means you can often have positive cash flow from your property while reporting lower taxable income, or even a loss, thanks to depreciation.So, while your cash flow might be strong, your taxable income could be significantly lower due to these non-cash deductions. 

For self-managing landlords, what are some of your favorite practices and policies to mitgate your fears and and potential losses around pets?

However, the losses will be limited.

If so you probably have a loss.