Provides methods and attributes relating to sales.

The following operations are supported. For a formal definition, please review the Service Description.

• CheckoutShoppingCart
  Validates and completes a sale by processing all items added to a shopping cart.
• GetAcceptedCardType
  Gets a list of card types that the site accepts.
• GetCustomPaymentMethods
  Gets a list of Custom Payment Methods.
• GetPackages
  Gets a list of packages available for sale.
• GetProducts
  Get a list of products available for sale.
• GetSales
  Gets a list of sales.
• GetServices
  Gets a list of services available for sale.
• RedeemSpaFinderWellnessCard
  Redeem a Spa Finder Gift Card.
• ReturnSale
  Return a sale used in business mode. This only supports comp payment method.
• UpdateProducts
  Update select products information.
• UpdateSaleDate
  Modify sale date in business mode
• UpdateServices
  Update select services information.