One of the benefits of children having imaginary friends is the child will never feel lonely parents can use the imaginary friend to convince their child to obey the imaginary friend them meet various intrinsic psychosocial needs there is less pressure to develop friendships with real peers

One of the benefits of children having imaginary friends is: the imaginary friend helps them meet various intrinsic psychosocial needs. 

Having imaginary friends is a way of practicing social skills and learning social interaction. It is actually a milestone, because simulating a social being or a character needs understanding a lot about another person. Imaginary friends are created at a time when children are becoming more socially aware. It also helps them develop how to control their emotions.