Modern medium for advertising

The most important modern medium in advertising, now these days, is television. Companies pay a heft amount to make their commercials. They pay a special attention to their media-image becaue their campaigns are very media centric  For this reason special advertising agenies are contacted and a large amount of money is spent on their creative teams so they can come with catchy lines and phrases. In this context it is very important to note that people can relate to their taglines and it can leave a positive image of the company in their mind. So the right kind of taglines and commercial can increase their sales in an exponential number.