[10729287]

Well, to be honest, for a lot of people, apologizing for late answer is more a social convention or a reflex than real apologies.

The same for : "How are you ?", "I hope this email finds you well" or worse than everything, Emails Greetings embedded into the signature.

[SoftTalker]

And please remove the multi-paragraph legal disclaimers from your .sig. They are meaningless and annoying.

[acheron]

Those are almost certainly added by the mail server and not in individual signatures.