Payments can be made through PayPal or by credit card or bank account (Visa/Mastercard/AMEX/Discover) PayPal is an easy way to send payments over the internet for free. You can use a credit card or bank account! It's fast, free and secure. Membership/signup is optional. It is not mandatory to register or provide your address. (Even supports international users) (What's PayPal? / 什麼是 PayPal?(中文)) Items Licenses (Total) Purchase Capture .NET Professional 1 * The item that you purchase will be valid for all future versions of the product(Based on the same .NET). You will never be charged for upgrades! After your credit card or paypal information has been verified, your order will be processed and the license key will be sent via email within one business day. The license will be sent to the email address provided in PayPal. If the message does not reach you in one bussines day please check your "Spam/Junk" folder(Sometimes it can be blocked by spam filters) or contact me, using a different e-mail address. If you have questions about ordering or payments, please contact me! Personal license: If you need a license for 1 computer (person) only, you should buy a personal license. A personal license allow its owner to install the program on as many computers as desired, as long as it is ONLY running on one computer at any one time (i.e. one installation at home and one at the office used by the same person). The usage by multiple people at the same time (on multiple computers) requires multi licenses. Multi licenses: Multi licenses allow an institution, company or school to install the program on multiple computers or on a server. It must be guaranteed that the program does not run on more machines at the same time than there are licenses purchased. 請參閱(Reference): PayPal | fishCode Library .NET