A Microsoft preferred solution is a cloud application selected for its quality, performance, and ability to address customer needs in a certain industry vertical or solution area. A team of Microsoft experts validates solutions from partners with specific proven competencies and capabilities. These solutions are featured in our commercial marketplace online stores, Azure Marketplace and AppSource, as well as in the Azure portal. Preferred solutions on AppSource can be discovered by industry verticals. Preferred solutions on Azure Marketplace and the Azure portal can be discovered across horizontal solution categories.