Please capitalize where necessary: in addition to the free messaging, at&t is rolling out reduced international calling rates.
A: In addition to the free messaging, AT&T is rolling out reduced international calling rates.

Please capitalize where necessary: publication : research - peer-review " conference article
A: Publication : Research - peer-review " Conference article

Please capitalize where necessary: latest visit 21 october 2004 08:53
A: Latest visit 21 October 2004 08:53

Please capitalize where necessary: your customers will like you more, so there's a better chance they'll stay with you for longer.
A:
Your customers will like you more, so there's a better chance they'll stay with you for longer.