In order to successfully sue for emotional damages, you have to prove quantifiable damages. Usually that means if you ended up having to get therapy to deal with it, you can sue for the cost of the therapy.
We should just go with numbers in general in order to play it safe. The new guidance from legal is absolutely no numbers on invoices for liability reasons. Similar to the removal of actual math from math class we're going to let the experts figure out how to implement it.