Advertising is not a science that requires accuracy. So there is no accurate method to measure the success of an advertising campaign. For example, you can not determine how much can be obtained from every dollar spent on advertising. But there are some criteria that can give you a general idea to evaluate.
In terms of efficiency and online classification, online advertising gives businesses more opportunities to promote their products to potential customers more selectively and more reasonable cost than other promotional products.
Along with the change in volume is the change in quality for this market. Based on technology development, more and more new forms of online advertising appear with many outstanding features and advantages. CPM advertising form is an optimal solution and the inevitable trend for online advertising in Vietnam.