Some resources that could help y’all think and prioritize and estimate
Checklist and Cost Estimation:
Checklist Design
A collection of the best design practices.
https://www.checklist.design
UX Recipe (estimation tool)
https://medium.com/swlh/how-to-estimate-a-ux-project-c1dcc16fad46
https://uxrecipe.github.io (main page: http://pxdotpt.com/uxrecipe)
Statement of work and Project charter guidance
https://medium.com/the-digital-project-manager/write-a-statement-of-work-the-easy-way-30fc58769f2c
Example of Statement of Work template
http://impatientdesigner.com/files/Statement%20of%20Work.pdf
An example of a UX SOW
https://www.ipc.on.ca/wp-content/uploads/2021/02/soulfx-sow-ipc-uxdesign-dec_8_2020.pdf
Project Management and Planning
Project Management for User Research: The Plan — NNGroup
https://www.nngroup.com/articles/pm-research-plan/
How to Create a UX Project Plan — Medium
https://medium.com/@andreas.johansson.dev/how-to-create-a-ux-project-plan-daccaca456cd