Carol Gray, the creator of Social Stories, recommends that some Social Stories are written simply to recognize the accomplishments or positive characteristics of a child. The above is an example I wrote for my son. I've removed some of the pictures of him for confidentiality purposes.
PowerPoint Version: http://www.positivelyautism.com/downloads/SocialStory_Praise01.ppt
PDF Version: http://www.positivelyautism.com/downloads/SocialStory_Praise01.pdf
View more of Positively Autism's Social Story and Social Skill resources here: http://www.positivelyautism.com/free/09social.html
The New Social Story Book, Revised and Expanded 10th Anniversary Edition: Over 150 Social Stories that Teach Everyday Social Skills to Children with Autism or Asperger's Syndrome, and their Peers