This document introduces digital shelf optimisation (DSO) and the services provided by Threepipe to help brands optimize their presence on retailers' digital shelves. DSO analyzes the algorithms and ecommerce levers that drive product rankings on retailers' websites. Threepipe monitors product visibility, availability, and compliance across retailers to help brands identify factors influencing sales performance and take immediate corrective actions. The full suite of DSO services includes performance audits, monitoring tools, pricing strategies, sales analytics, and ensuring optimal category placement, copy, images and ratings.