Royal Mail is charging members of the public four times the cost of postage to release letters they’ve been sent with stamps deemed “counterfeit”. A Kent woman whose elderly aunt was forced to pay £5 to receive a Christmas card from her was “mortified and embarrassed” by the incident. Helen Booth*, from Ashford, told GB News she bought a sheet of first class stamps from a well-known online marketplace and was horrified to find they were counterfeits. Her 88-year-old aunt in Eastbourne received a Royal Mail notice last week stating there was a £5 fee to pay to release a letter because the sende…