If you're using Monetag you shouldn't do this

 

For the Monetag users , please keep this in mind. Monetag is the best apps of advertising in your blog. It is flexible and compatible in every types of blog or websites. Its the most reliable and cannot be interrupted by other visitors easily. 

If you got approval from Monetag and was preparing ads unit after verification. Then please keep this in mind:

The Monetag ads unit is not replaceable and cannot be deleted after its approval. So while making ads unit , you must make few in number. Because if you make randomly many ads unit than it will interrupt your websites and make uncomfortable to your visitors. Multiple ads will appears in your websites resulting to difficulties in reading the contents or the articles of your websites. So keeping this in mind please prepare few ads unit which is suitable for you and the readers.