— TikTokCan you imagine going an entire day without buying anything? What about a whole month? On TikTok, creators are challenging themselves to go a full 30 days without shopping or spending money unnecessarily for the aptly named “no spend” month. That means no coffee, no snacks, no takeout, and absolutely no new clothes, jewelry, or makeup.The trend gains traction at the start of every year with “no spend January,” but it hasn’t slowed down t…