SetExpressCheckout
.NET Class Library for PayPal SOAP API
PayPal
 Checkout Criteria
Button Source
IPN Notify URL
Invoice ID
Custom User Field
Maximum Amount  
Payment Action
Solution Type
Landing Page
Channel Type
Email 
 Payment Display Details
Order Description
Currency
Order Total  
Item Total  
Tax Total  
Shipping Total  
Shipping Discount  
Handling Total  
Insurance Total  
Locale Code
Page Style
Header Border Color
Header Background
Page Background
Header Image URL 
Address Name
Street 1
Street 2
City
State
State/Other
Zip Code
Country
Phone
Use the +/- buttons to add or remove shopping cart items.
  IDSKUNameDescriptionUnit CostSales Tax
1#A1ItemOneFirst Item Taxable19.951.60
2#B2ItemTwoSecond Item Taxable149.9512.00
3#C3ItemThreeThird Item No Tax27.490.00
4#D4ItemFourFourth Item Taxable1.000.08
5#E5ItemFiveFifth Item No Tax10.000.00