It reduces their taxable amount.... 

You're better off reducing the price by $100 and get it filled!

Interest rates and the corresponding debt coverage will reduce how much you can take from the property where it can still cash flow;2.

This was done by mutual agreements with the tenants to install in-suite laundry along with new doors and windows (also reducing operating expenses).

This should reduce future flood insurance rates, increase the marketability of the home as well as decrease the chance of having to go through this in the future.

I think reducing the rent until it is fixed is a good idea too.

You can buy the rate down a lot more with that option, than you could with a permanent rate buy down.The ultimate goal would be do reduce your interest rate enough for the first 18-24 months and then refinance once rates come down (because they will).  

The only way you can leverage your first equity is to reduce the LTV by increasing the value of the first, then you can put more debt on the first property.

If you're already tearing into it, this is a good time to do what you an to reduce noise levels.

This takes a little more work, but it's the most fair and reduces the likelihood of tenants that squander utilities.If you choose #2 or #3, there are considerations:Start with an average.