Please capitalize where necessary: great delivery service, great product.
A: Great delivery service, great product.

Please capitalize where necessary: once accepted in a class, the student can have homework to do.
A: Once accepted in a class, the student can have homework to do.

Please capitalize where necessary: the romans rebuilt the town on the island and it prospered and grew beyond the boundaries of the old celtic city. the island town was known by the latin name lutetia, which was latin for midwater-dwelling.
A: The Romans rebuilt the town on the island and it prospered and grew beyond the boundaries of the old Celtic city. The island town was known by the Latin name Lutetia, which was Latin for Midwater-Dwelling.

Please capitalize where necessary: there is also access to the shower room with a 'rain-dance' shower.
A:
There is also access to the shower room with a 'rain-dance' shower.