@Loren Whitney offer to send someone to fix it, but if the smell is due to cleaning/neglect then the bill will be added to their rent for the month.

As for the website, I think it depends on your business strategy, but again, this is something that could be added as you go.

Had a few that needed a discounted rent that will be added onto later months but cant complain yet.

My concern was that it would be added to the life of the loan!

Account Closed - If the property was purchased this year they will take 75% of gross rents minus PITI and that will be added or subtracted from your monthly income.  

And if they were thinking about putting this in a review you can over compliment/ praise  their idea to be implement potential waiting the information to be added in a review 

Can I be added to the Bay Area group??

With a HELOC since it is considered your money there is usually not a seasoning requirement but the payment will be added to your DTI calculation.Are rental incomes considered in debt to income ratios?

Generally speaking, these types of deductions are going to be added to depreciable basis, but they can occasionally be at least partially deductible, depending on what you've got going on.Consulting with a knowledgeable tax pro will get you a more definitive answer. 

Now, language can be added in special provisions or a separate addendum out lining why the deposit should be returned to the buyer.