The simple step of setting up spending notifications in your credit-card app can help you avoid using up too much of your credit limit, saving your credit score and preventing you from falling into a debt spiral.
Source: https://www.marketwatch.com/story/try-this-30-second-trick-to-keep-your-holiday-spending-from-wrecking-your-credit-score-3b559e54?mod=mw_rss_topstories