1. Get Billing Address
  2. Select Billing Address
  3. Add New Billing Address
  4. Select Shipping Address
  5. Add New Shipping Address
  6. Select Shipping Method
  7. Select Payment Method
  8. Enter Credit Card Info
  9. Enter Purchase Order Info
  10. Confirm Order
  11. Order Summary
  12. GetAllCountries
  13. GetStateByCountryId
  14. GetCountryByStateId