The summary tip I would put on this article is as simple as this: BE EXPLICIT! What I mean by that is: SHARE EXPLICITELY.
Be explicit within your team about objectives and desired future state; be explicit on priorities within and for the team; be explicit about why you may say no or need to differ a task or challenge the deadlines.

https://www.fastcompany.com/90378467/4-common-ways-coworkers-hurt-your-productivity-and-what-you-can-do-about-it