PDR is best for minor to moderate dents where the metal can be safely moved back into place

https://dallasvqrp407.valoradigest.com/posts/the-benefits-of-paintless-dent-repair-for-everyday-car-dent-repair

PDR is best for minor to moderate dents where the metal can be safely moved back into place, but it may not be suitable for deep damage with torn or broken paint.