According to Carol Gray's guidelines, 50% of Social Stories written for a particular person should recognize the accomplishments or positive qualities of that person. The following link contains example social stories on a variety of topics. The last few stories on the page are examples of Social Stories recognizing accomplishments.
View Positively Autism's social skills activities 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