The following operations are available in the Amazon E-Commerce Service:
BrowseNodeLookup
CartAdd
CartClear
CartCreate
CartGet
CartModify
CustomerContentLookup
CustomerContentSearch
Help
ItemLookup
ItemSearch
ListLookup
ListSearch
SellerListingLookup
SellerListingSearch
SellerLookup
SimilarityLookup
TransactionLookup