The estimate we wrote is exactly that… an estimate.
We attempt to be as precise as we are able to, but there are many variables in the process of collision repair.
First, there is concealed or secondary damage; this is damage that is not visible or obvious until the vehicle is disassembled.
Second, there are parts price increases from the dealer parts database that have not been published to our software.
There are other variables involved but these are the two predominant factors.