Related Clues:

• Singles, e.g
• WWW destinations
• Top Ten tunes, e.g
• Info on modern business cards
• #1's, e.g
• E-tailing specifications
• Search-engine results
• They're taken from a bong
• Modern measures of popularity
• Theater successes
• Link lines
• They may be stored in 'Favorites'
• They may be stored in "Favorites"
• Google results, and an anagram of 37-Down
• They're shortened in tweets