“A good poster must content it’s one-third easy text and two-third suitable colored picture”. Do you agree or add more?

Yes I agree.A good poster for effective product advertising must content it’s one-third easy text and two-third suitable colored picture.Following this statement,there are so many advantages with this type of poster as mentioned bellow:1.
Attention – jump out from the wall.
If there’s one simple sales formula that everyone in a performance-based position should know,.
The four-step formula – attention, interest, desire, and action – has been used as the basis of thousands of successful poster advertising campaigns.
The first step, and the one most important for poster designers, is attention – grabbing the attention of passers-by and encouraging them to look.2.
Iconography – showing without telling.
The most effective product advertising posters are iconic picture, presenting the utility of the product without resorting to flat out saying what it is about.3.
Interest – create an incentive to buy and use the product.
The incentive is that in order to resolve the situation, the person looking at the poster needs to buy the product and find out what happens.
Many of the best modern product advertising posters use attractive pictures that put the viewer in the middle of a poster using two-third space, creating tension and a major incentive among poster viewer.4.
Appeal – create desire with consumers and non-consumers alike.
With product advertising posters at a rapid pace, it create the ‘true consumers’ that end up last in the marketing line.5.
Recognizably – To follow-up the product advertising posters make it observable to all .