Good Day. In this bid I offer You:
Competitive Analysis
See how others solve similar problems and try to not reinvent the wheel.
User feedback
Always speak with Customer Care team! Don't have one? Check your old surveys or videos, what your customer says? What do they actually do?
User stories
Have you done personas yet? If not DO IT NOW. Ok, now use them to write down user stories and scenarios.
User flows
Create your user's flow based on the scenarios you created, you can use it later to review the journey and create wireframes on top of each step.
Red routes
Define red routes for your product and you’ll be able to identify, prioritise and eliminate any usability obstacles on key user journeys.
Sketch
Find a war room, fill it with markers and drinks, get together and sketch, discuss, vote, disrupt, have fun!
Wireframe
Add some details and structure to your ideas, reuse patterns and create pages on top of your user flows so you'll not leave anything behind.