For a big event, plan whitening 2-- 3 weeks ahead to allow touch-ups and sensitivity management
https://www.mediafire.com/file/fywbzkug8by8p0t/pdf-83533-96817.pdf/file
For a huge event, strategy whitening 2-- 3 weeks ahead to enable touch-ups and level of sensitivity management, ensuring your smile is photo-ready with time to spare.