By Josie Clarke, PA Consumer Affairs Correspondent & Lawrence Matheson Retail sales in March saw a noticeable improvement, largely driven by an early Easter, providing firms with a much-needed boost after a challenging start to the year, according to recent data. The British Retail Consortium (BRC) and KPMG’s Retail Sales Monitor indicates that total UK retail sales were up by 3.5% compared to last March, exceeding the three-month average of 2.1% and the 12-month average of 2.9%. There was a significant increase in food sales, up by 6.8% from the previous year, helped by an unusually early Eas…