leevje: DOI prompt after order confirmation
mammaly: marketing DOI as requirement for transactional messages
Purelei: DOI collection with signup reward
Pferdegold: service-oriented order confirmation
ANITA HASS: appreciative order confirmation
Four Sigmatic: product focused order confirmation
OONIQUE: collecting product preferences for tailored offers
leevje: understanding most relevant product categories
Bears with Benefits: Gaining insight about preferred content and product goals
Bear with Benefits: introducing customers to the brand after they have purchased
