Types of Advertising

"Advertising is the nonpersonal communication of information usually paid for and usually persuasive in nature about products, services or ideas by identified sponsors through the various media”
It is also done to build a brand identity and communicate changes in old products or introduce new product/services to the customers. Advertising has become an essential element of the corporate world and hence companies allot a considerable amount of resources towards their advertising budget. There are several reasons for advertising, some of which are as follows:
Increasing the sales of the product/service.
Creating and maintaining a brand identity or brand image.
Communicating a change in the existing product line.
Introduction of a new product or service.
Increasing the buzz-value of the brand or the company.
Types of advertising:

Virtually any medium can be used for advertising. Commercial advertising media can include wall paintings, billboards, street furniture components, printed flyers and rack cards, radio, cinema and television adverts, web banners, mobile telephone screens, shopping carts, web popups, skywriting, bus stop benches, human billboards, magazines, newspapers, town criers, sides of buses, banners attached to or sides of airplanes ("logojets"), in-flight advertisements on seatback tray tables or overhead storage bins, taxicab doors, roof mounts and passenger screens, musical stage shows, subway platforms and trains, elastic bands on disposable diapers,doors of bathroom stalls,stickers on apples in supermarkets, shopping cart handles (grabertising), the opening section of streaming audio and video, posters, and the backs of event tickets and supermarket receipts. Any place an "identified" sponsor pays to deliver their message through a medium is advertising.
Television advertising / Music in advertising
The TV commercial is generally considered the most effective mass-market advertising format, as is reflected by the high prices TV networks