Cakes
Things to condider when choosing a cake:
Flavor - chocolate, vanilla, or a combination and carrot cake are the most popular
Filling - same as frosting, or a contrast; raspberry or apricot jam adds a nice fruity contrast
Frosting - basic white buttercream is the most popular for wedding cakes
Shape - round, square, heart-shaped, etc.
Configuration - tiered, with pillars, separate, sheet cakes, etc.
Number of guests - this will be the basis for size and price of the cake
Topper - bride and groom figurine, fresh flowers, you name it