Again, replaces previous active income. 

I think the OP is talking about property tax not income tax ??

But in my experience, you would be better off spending that same amount of time/hustle working a second part-time job with guaranteed income, then investing in buy-and-hold properties. 

I would prefer to sell the property vacant or the easiest less stressful way as possible, however I was advised that could deter investors buyers interest as the rental income is a one of my strong selling points.I am open and would appreciate any thoughts and/or suggestions from fellow agents or investors alike.Thanks

What a great find, though - a single family turned into basically three streams of income, assuming you get an ADU permitted!

If you're looking for steady rental income, Cleveland could be a solid choice.

Your cousin should contact the lender to discuss his options.If he rents it out, he must report rental income and expenses (e.g., mortgage interest, taxes, repairs, depreciation) on Schedule E starting when the property is placed in service.

The tax savings could be larger than the regular income. 

If you’re holding onto tasks that someone else could do better, faster, and cheaper, you’re limiting your income potential.Discussion: What’s One Area of Your Real Estate Business You Need to Let Go of?

As you know, marketing and price are both very important, and vacancy will significantly impact your income, so you are almost always better off charging a lower price and getting it filled with a good tenant.