LookalikeExpansionLevel

  • The expansion level determines the size of the lookalike audience.

  • NARROW expansion targets a small group of similar users.

  • BALANCED expansion targets a medium group, including NARROW users.

  • BROAD expansion targets a large group, including all users from BALANCED.

Expansion level, reflecting the size of the lookalike audience

Proto definition

Enums

BALANCED

 Expansion to a medium set of users that are similar to the seed lists. Includes all users of EXPANSION_LEVEL_NARROW, and more.

BROAD

 Expansion to a large set of users that are similar to the seed lists. Includes all users of EXPANSION_LEVEL_BALANCED, and more.

NARROW

 Expansion to a small set of users that are similar to the seed lists

UNKNOWN

 Invalid expansion level.

UNSPECIFIED

 Not specified.