CDP vendor Segment has released its previously-announced Personas feature, which builds unified, real-time customer profiles including computed values and makes them available to external systems via exports and API access. Segment had previously loaded, stored, and shared customer data but hadn’t automatically created unified profiles.

Sticking with small business marketing, eRelevance has added a lead follow-up service. eRelevance runs marketing campaigns for its clients, rather than selling tools to do it for themselves. Their 1,200 clients are concentrated in the cosmetic surgery industry but they have larger ambitions.

The build-vs-buy debate never ends, and sometimes build really makes sense.  But buy is clearly the way to bet: just 17% of martech replacement projects chose a homegrown solution this year, according to this MarTech survey.  That’s down from 31% the year before.  CDPs were among the least common replacements, maybe because they’re awesome and maybe because most CDP implementations are fairly new.  Download for more fun facts.