I accept the need for a competent PM and the reality that competence typically ain't cheap.

For example, I mention that every adult must pay a $30 application fee, pass my credit/criminal background, make a combined income of 3x the rent, and whether or not the property accepts pets.

I’d recommend you do the same.It all started when we interviewing Lendbase we were told that all of the lenders in the Lendbase network accepted their underwriting.

Is there a certain DTI ratio that you will usually consider acceptable for an applicant?

yes create the addendum but realize the tenant who has been paying could ask to be reimbursed for these costs as well as not accept the addendum.

My market of central OH has some isolated areas that are like this, and in those areas, its generally accepted as "the way it is" but those areas are also very desirable and "hip" so there is a give and take persey.

They then refused to accept responsibility for it.

It's important to get started on these as soon as the offer is accepted because the municipalities can be slow to respond and schedule the inspections.

I just can't accept such a constant ever increasing loss, even if I can afford it. 

I offer an online payment portal to submit rent payments via ACH or CC - they "couldn't figure out how to use it" so I set us up to accept Zelle payments.