Gloucestershire Police are warning people not to buy Olympic and Paralympic Games tickets from advertisements that just feature a mobile phone number or email address.
They say there's a risk of paying over the odds for tickets that may not exist and your personal details may be stolen and used in other crimes.
More top news
Bristol's going baa-rmy for Shaun the Sheep - and you're sending us the pictures to prove it! Here are your snaps from Shaun in the City.
Bristol's goes baa-rmy as this summer's Shaun in the City trail kicks off. Plan your quest to find all 70 Shauns with this taster guide.
We've been getting acquainted with the Shaun the Sheep sculptures heading out on location for this summer's trail across Bristol