What are classified portals?

A classified website is one of the platforms for online advertising to promote products or services connecting both buyers and sellers in one single entity. Classified portal is customized and distinguished to allow the users to search for relevant categories and sub-categories.

Why is it called a classified ad?

Advertisements in a newspaper are typically short, as they are charged for by the line or word, and are one newspaper column wide. The advertisements are grouped into categories or classes such as for sale—telephones, wanted—kitchen appliances, and services—plumbing, hence the term classified.