Advertising is a smart way to stimulate the economy. People buying faster things when they see an ad. Companies are making big profit when they are advertising, for example black Friday, people are buying in general a lot of stuff and for companies is this the best way to sell the products. Secondly, if there were no advertisements. Tv channels would not make it, because it is an important revenue model if there are no advertisements, we would not be able to watch tv anymore. On the other hand, advertisements are annoying to watch and tv channels can also make a paid channel where there are no advertisements. In conclusion, advertising is a good revenue model for company and tv channels.