What are the advantages and disadvantages of advertising?

Advertising is widely advertised, which is the advantage, which can expand publicity and improve popularity.

Disadvantages: the advertising cost is quite high, which increases the cost. Although the cost of small advertisements is low, it doesn't matter if you spend money; Better advertising costs more, but, but if you don't choose the right publicity channel, it's also a waste of money. If the content of the advertisement is not selected, it is also a waste of money. At present, there are various forms of printed newspaper advertisements, radio advertisements, TV advertisements, car advertisements and roadside advertisements. However, the mass groups they face are also different. What they need to promote, they must choose the right customer group and choose the right publicity method.