NASA didn't fly to the moon on gut feeling — they flew on checklists. Every single step, verified, checked off, signed. Manual QA testers work the same way. Before a new feature goes live, a tester runs through a test plan: every screen, every state, every possible path a user might take. It's methodical, almost meditative — and it catches things that gut instinct misses every single time.

Think about the last time you moved apartments, planned a trip, or ran an event. Chances are, the things that went wrong were the things that weren't on a list. A QA mindset says: write it down before you need it, not after something breaks. Try building a simple "pre-send checklist" for your next big work email or presentation — subject line, links working, right attachment, right recipients. You'll catch something. You always do.

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Until next time,
Tina
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