Sprint planning is amongst the most time consuming activities for development teams. One could argue that the value you get is not proportional to the effort you put into these meetings. With some effort you can drop sprint planning meetings completely.

Create smaller decentralised pods inside the team to devolve responsibilities. Pods operate autonomously and make their own decisions.

With a checklist in place, create a simple recorded demo showing each of the test conditions and "default to action" until the PO and tester are available.

DoR allows the team to set a standard for user stories that developers pick up. The DoD ensures developers aren’t aiming for a moving target.

It’s much easier to apologise than to get permission. In this world of computers, the best thing to do is to do it.

To minimise each team’s cognitive load and to limit noisy interactions, you may need to revisit your team structures. Team topologies offer you a handy framework to rethink what teams you need and how they interact.

While there is value in getting people together, we need to acknowledge that collaboration and creativity have little correlation with synchrony.

Instead of trying to get everyone to agree on every decision, adopt a consent based decision making process as your default.

Learn from the industry pioneers like Gitlab, Automattic, BaseCamp, Doist about asynchronous work.