The first step in the UX design process is the design document we usually start with a UX case study, this is a free case study template of (user experience design process), you will find: 1- Scope of work 2- Persona 3- User flow with content and functionality mappings. 4- Wire Frame 5- UI Design the case study was made with @adobexd, you can import the files with the other UX designs platform you can check the project on Behance from this link: https://www.behance.net/gallery/98640227/UI-UX-Case-Study-Free-Template