Merging
- adding new information, properties
- copying and merging bookmarks and related
properties
- searching among bookmarks and other data
Profiling
- use bookmarks as user profiles e.g. for book stores,
search engines
Presenting
- different presentations of the categories and the
links
- transformations e.g. bookmark info to/from rss, or
sitemap info
-> Semantic Web technologies and metadata offer innate support
for many needs