[PhotonHunter]

Is it completely correct to say they have no legal bearing? As I understand things, they can be used to establish a date when someone was made aware of infringement, and that date can be used to start the clock on enhanced damages.

[dowager_dan99]

How would they confirm that you received an email or even letter mail? They're not serving you. This is about potentially proving that the owner is trying to protect their IP, which is required for it to be considered enforceable.