Authorities in the UK and Hidalgo County, Texas, have issued warnings regarding various scams targeting residents. In the UK, a significant scam is reportedly taking place where individuals are impersonating energy companies to offer discounts on energy bills. Residents are advised to verify the sender's email and ensure that communications are addressed directly to them rather than using CC or BCC. Meanwhile, the Hidalgo County Sheriff’s Office has alerted residents about individuals posing as a sheriff's sergeant in phone scams. Additionally, passengers have been cautioned as fraudsters are posing as representatives of train companies. These warnings highlight the ongoing issues with scams and the importance of vigilance among the public.