An ITIN (Individual Taxpayer Identification Number, sometimes called a PIN, Tax ID or Taxpayer ID) will serve as your identification number for filing your tax returns. If you do not qualify for an SSN, you will need to apply for an ITIN.
Active Server Page Extended ASP.NET script. An aspx file extension is associated with Active Server Page Extended format used by Internet Information Services (IIS) web server with server side scripting language ASP.NET used to dynamically generate websites. Generated output from an .aspx page in your browser is common html page.
(April 2007). An Application Service Provider (ASP) is a business providing computer-based services to customers over a network; such as access to a particular software application (such as customer relationship management) using a standard protocol (such as HTTP).SPs may or may not use multitenancy in the deployment of software to clients; some ASPs offer an instance or license to each customer (for example using Virtualization), some deploy in a single instance multi-tenant access mode, now more frequently referred to as SaaS.