elaboration likelihood model $($ELM$)$ states that there are two basic routes to persuasion, the central route and the peripheral route. In the case of the peripheral route to persuasion,.

the message will more likely create favorable attitudes if the endorser in the ad is attractive and likeable.

the message should contain a lot of detailed information.

the receiver is actively involved in the communication process

the quality of the message claims is more important than a spokesperson, headline, pictures, or music.

the message deals with high$-$involvement buying situations.