Postscript.io is a leading SMS marketing platform that primarily serves Shopify merchants. The company operates in the e-commerce market, providing a comprehensive solution for businesses to develop relationships, deliver experiences, and drive sales via text messaging. The platform offers tools to grow subscriber lists, build messaging strategies, deliver excellent customer service, and drive purchases.

Postscript.io's business model is centered around helping businesses increase their revenue through SMS marketing. The company claims to have generated billions of dollars in revenue for its clients, with an average return on investment (ROI) of 34X across all customers in all categories.

The company also offers a service called SMS SalesBeta, which pairs businesses with a team of expertly-trained sales associates to proactively engage subscribers, potentially doubling SMS revenue.

Postscript.io serves a wide range of clients in the e-commerce space, from beauty and apparel to wellness, food, and beverage. The company's proprietary SMS performance metric, Subscriber Lifetime Value (SLTV), measures the holistic performance of a business's SMS program, including acquisition, revenue per message, number of messages sent, and retention.

In addition to its software, Postscript.io offers access to strategists, industry experts, and best practices to help businesses maximize their SMS revenue performance. The company's team of Onboarding, Success, and Support professionals are dedicated to delivering exceptional customer service.

Keywords: SMS Marketing, Shopify Merchants, E-commerce, Customer Service, Subscriber Lifetime Value, Revenue Generation, SMS SalesBeta, Onboarding, Success, Support.