Please capitalize where necessary: the vip service can be used by our partners having isdn line (isdn2 subscription).
A: The VIP service can be used by our partners having ISDN line (ISDN2 subscription).

Please capitalize where necessary: if you are a keen cook and you love having your friends over and hosting dinner parties, you are sure to be interested in learning a great mexican vegetarian recipe, perfect for sharing with friends.
A: If you are a keen cook and you love having your friends over and hosting dinner parties, you are sure to be interested in learning a great Mexican vegetarian recipe, perfect for sharing with friends.

Please capitalize where necessary: + more rotation upper body ...
A: + More Rotation upper body ...

Please capitalize where necessary: in 1877 tannery made the rather strange move of requesting a move to le havre.
A:
In 1877 Tannery made the rather strange move of requesting a move to Le Havre.