Picking at it and making it fester will only hurt you further and it could lead to scars.  

In the end, we took a potentially toxic situation, listened to her concerns, addressed them, took responsibility, and created a fan of our property management company.By reaching out to her on the matter we were able to correct an issue at the very start of the tenancy that could have festered and grown into a rift down the road if we had not addressed the problem immediately.