Product Usage: The reviewer uses Customer.io to track patient follow-ups, with most of its use being to communicate with patients via SMS and email reminders regarding their need to follow-up on a visit.

Strengths: Customer.io excels at providing efficient message orchestration and flexible campaign set-up, along with capabilities such as time-delays, prompt customer support and generous messaging volume in their pricing structure.

Weaknesses: The integration process had its challenges, specifically with automated tracking of back-end events, and analytics reporting regarding successful attributions needs improvement.

Overall Judgment: The reviewer views the decision to choose Customer.io as the right one, and intends to continue using it in the future due to its out-of-the-box capabilities and cost-effectiveness.