Another possibility. Brand enrichment is used commonly in brand management.

... that make our clients' brands stand out in a crowded marketplace, while paying attention to cohesiveness and enrichment of the brand in its entirety.
www.fahrenhaus.com/

Brand enrichment Time waits for no brand, so how do you respond when customers feel the brand is not quite what it was? asks Mike Young of Brandx
http://direct.bl.uk/bld/PlaceOrder.do?UIN=142991789&ETOC=RN&...
Corporate Identity & Brand Enrichment
We offer services to help develop your company’s identity, whether it is exhibit solutions, marketing material or project management - we can provide all this and more.
www.somethingcreativeinc.com/portfolio/downloads/geofernbro...
Telecom Italia Group's commitment to the Community is coordinated by the Brand Enrichment Department. Its goal is to promote the image of the Group with respect to institutions, society, public and private businesses, and single citizens, both Italian and foreign.
At the beginning of 2005, the Group established an ad hoc company, the Progetto Italia S.p.A., continuing its commitment towards the Community. Since January 2007, the Brand Enrichment initiatives carried out by Progetto Italia have been highly successful.
http://tinyurl.com/55b57x

Brand enrichment and extension programs enhancing overall brand valuation
http://www.platzner.com/brand management.htm

Such inspiring subjects/content/films can be used by large companies to propagate & strengthen their CSR image.
Blended with the brand attributes these stories can become a powerful tool for brand promotion and "brand enrichment".

http://www.squidoo.com/nonfictionfilms