How a teeth-whitening brand gained 100,000 followers on TikTok by sponsoring a 'wave' of content from the Hype House and Sway LA

· HiSmile is a teeth-whitening brand with a history of paying high-profile influencers like the Kardashians to promote its products on social media. Now the brand is turning to TikTok.
· The Australian company recently hired TikTok stars from the Hype House and Sway LA — two Los Angeles-based "collab houses" — to try to...