A. Create a custom report and schedule the sales users to receive it each day as a reminder to update their opportunities.
B. Enable Sales Console and show users how to open a tab for each opportunity in the pipeline that meets the requirements.
C. Create a list view on the Opportunity object and recommend users switch the view to Kanban to edit by drag and drop.
D. Make a new Sales dashboard and add a component that shows all opportunities that meet the criteria.