A checklist is useful when it makes decisions visible. It becomes a burden when every possible task looks equally urgent. Before you add another item, decide which part of the launch it protects.
Separate readiness from learning
Readiness includes the basics someone needs to understand and try your offer: clear messaging, accurate information, working links, and a way to reach you. Learning begins when real people use those pieces and respond.
Keep those two groups distinct. You can check whether a form validates an email address. You cannot check off whether a new audience will care about your promise before you have spoken to them.
Assign a next decision
For each important item, record an owner, an intended outcome, and the decision that follows. A task called review the launch page is vague. Confirm that the page explains the first use case gives a reviewer something concrete to assess.
Plan the quiet day after
Leave space after launch to read messages, notice confusion, and fix small problems. Decide where observations will be collected and when the team will review them.
Your first version needs to create an honest starting point for the next conversation.

