1) CELEBRITY ENDORSEMENT: It is a promotion of a service or product by celebrities to influence the readers.
2) EXPERT OPINION: Endorsement of products or particular opinion by noted professionals in their particular fields.
3) EMOTIONAL APPEAL: It Capitalizes upon the reader´s greatest dreams, fears, desires, and so on.
4) BANDWAGON: It depicts the use of a product or service as favourable because many others are using it.