There is probably a sweet spot of mid-sized apps that have particular enough user profiles, but a lot of that kind of user, that are worth building custom campaigns for.

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After a morning prayer session, she changed into a pair of custom, one-of-a-kind Reed Krakoff boots in blue suede.

WSJ: Fashion World Digests Michelle's Choices

Four years ago hip-hop artist Lil Jon asked custom jeweler Jason Arasheben to make him something that was truly one-of-a-kind.

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