One tip I really like: Organize your tasks from your Todoist Inbox into specific projects. Split complex tasks into more manageable action items using sub-tasks. Assign due dates, labels and priority levels for even better organization.
Replies to "Poking around in Todoist helps I discovered they have a page dedicated to GTD tips! https://get.todoist.help/hc/en-us/articles/203799792-Getting-Things-Done-GTD-with-Todoist..."
When it comes to using filters – I found this web site to be very helpful: https://www.dandywithlens.com/ultimate-guide-todoist-filters/