Woman shares 'genius' hack to banish flies from your garden – but there's one major flaw
![Woman shares 'genius' hack to banish flies from your garden – but there's one major flaw](https://i2-prod.mirror.co.uk/incoming/article32762600.ece/ALTERNATES/s615/0_Cleaning-patio-paving-with-a-high-pressure-washer-the-man-is-using-the-water-to-clean-the-garden-pat.jpg)
A TikTok user shared a 'game-changing' hack to help keep flies away this summer, but other people pointed out a major flaw in the method that could ruin it for others