Hi DX What is the significance of a SAR letter? Thanks in advance

Hi all HSBC Mortgage Repayment Protector I recently submitted a PPI claim via Resolver to HSBC. I received a letter within the 8 week time frame to say that their 'completed searches found NO EVIDENCE to confirm Payment Protection Insurance was attached to any products held with HSBC'. I was surprised at this as I had given them as much detail as possible without being able to give them a policy number. Not satisfied, I called HSBC direct and started a new process giving them the same detail as I had listed in the Resolver claim. Within 3 weeks I received a l