Found in Version:
1. Could probably have some more variation depending on region.
2. Is this completely accurate? The guards in Port Telvannis mention they're officers of Telvanni Custom and Imperial Law. Clearly based on the punavit situation different houses consider different things to be crimes. They enforce Imperial Law, except slavery. If anything it sounds like their greeting should be "I keep order and enforce the law." just as a generic. That being said we aren't replacing vanilla dialogue, but we can have our bonemolded guards say whatever we like.