By Linda Howard People who receive Personal Independence Payments (PIP) may be in for a payout of up to £12,000 thanks to a change in Department for Work and Pensions (DWP) rules. Online members of a benefits forum have received backdated payments between £5,000 and nearly £12,000 following the DWP’s recent adjustment to the definition of “social support” for the benefit. PIP is a benefit paid to people who have long-term mental or physical health conditions or disabilities and how much they are paid is dependent on how their condition affects their daily life. The change affected how claimant…