Comments Join us at the Adobe Meets MPA session on In-App Merchandising Through a Custom Store on Tuesday, February 28th in New York City. Custom in-app stores are essential if you want to drive additional revenue streams by cross-selling and upselling content, products, and services through your app. Stephen Hart, Adobe Digital Publishing Solutions Manager, will share insight on business opportunities provided by in-app merchandising, as well as advise on best practices and resources required when building in-app stores.