But where is the line drawn when it comes to negligence?

However, the size of that impact may be negligible and depends partly on just how much USD are spent by Japan each year, and what % those numbers represent of total US dollars traded in the foreign exchange market.

Past Risk: The study concluded that allowing loans with down payments between 3 percent and 5 percent is likely to have a negligible effect on mortgage risk.

If their negligence to notify you of a repair caused more damage, I'd charge for that repair as well.  

The seller's actual negligence is questionable as negligence suggests a known defect or one the average seller would know and understand.  

To be liable you must be negligent, or do something wrong intentionally.

This could be interpreted as negligent, inconsiderate, incompetent, but nothing is going to change until somebody gets a bill, or the threat of a bill, or the landlord gets a code violation, or the landlord stops getting paid. 

I have a similar clause in my management agreement:Owner agrees to protect, defend, indemnify, and hold Broker harmless from any damage, costs, attorney’s fees, and expenses that:(1) Are caused by Owner, negligently or otherwise;(2) Arise from Owner’s failure to disclose any material or relevant information about the Property;(3) Are caused by Owner providing any incorrect information to any person; or(4) Are related to the management of the Property and not caused by Broker, negligently or otherwise.When searching for a Property Manager, it's important to interview several and compare their management agreement, lease agreement, policies and procedures, etc.

I wrote a letter to the Police Department and informed them if my house burned down because of negligence on the grower's part I was going sue them.

Typically when tenants pay for the background check they are committed to renting your property.While the background check fee might seem negligible to most people, it's more of a physiological sunk cost.