Shareable favorites sets

One or more non-transitory storage media storing instructions which, when executed by one or more computing devices, cause performing:

• generating and displaying, on a computing device, a graphical user interface comprising a plurality of item summary tiles and a set of favorites buckets, wherein each of the item summary tiles graphically displays a plurality of attributes of a different items, wherein the set of favorites buckets is displayed in a fixed position adjacent to the item summary tiles;
• receiving first input specifying adding a particular item among the different items to the set of favorites buckets and, in response thereto, storing data identifying the particular item in storage associated with the set of favorites buckets and displaying a graphical representation of the particular item in an available one of the favorites buckets;
• receiving second input specifying sharing the set of favorites buckets and, in response thereto, automatically creating an electronic mail message having a message body that comprises a plurality of hyperlinks, wherein each of the hyperlinks identifies an online description of a different one of the items of one of the favorites buckets.