Integration Guide

Table Of Contents
Single-Item Payments – Buy Now Buttons
Advanced Features of Buy Now Buttons
1
36 September 2008 Website Payments Standard Integration Guide
Using Instant Payment Notification to Track Buy Now Transactions
PayPal lets your web server receive messages about Buy Now transactions and payment
activity on your account. If you activate Instant Payment Notification, PayPal sends messages
when:
z Payments are first made, with a status of completed or pending.
z Payments clear, fail, or are denied, if the initial status was pending.
To learn more about Instant Payment Notification, see “Instant Payment Notification –
notify_url” on page 343 and the Order Management Integration Guide
.
Advanced Features of Buy Now Buttons
Read the following topics to learn about these advanced features of Buy Now buttons:
z “Offering Product Options With Buy Now Buttons” on page 36
z “Prompting for Item Quantities With Buy Now Buttons” on page 37
Offering Product Options With Buy Now Buttons
Prompt buyers for product options, such as size or color. You can prompt buyers for their
option selections with dropdown menus or with text boxes. PayPal limits you to 7 product
options on a single payment button. Up to 5 options can prompt for selections with dropdown
menus, and up to 2 options can prompt for selections with text boxes.
With Buy Now buttons, you can offer a product option that has separate prices for each
selection by using 1 of the 5 allowable dropdown menus.
Specifying Product Options With Buy Now Buttons
Do one of the following to create Buy Now buttons that offer product options:
z Specify the product options when you create your Buy Now buttons by using the creation
tool on the PayPal website.
See Step 7 of “Step 1 – Specifying Basic Features of Your Buy Now Button” on page 40.
z Specify the product options in the HTML button code that you write manually.
See “Sample HTML Code for Buy Now Buttons With Product Options” on page 62.