The average parent in Kent and Sussex pays £1,730 to take their adult child on holiday, according to new research.A study by TopCashBack.co.uk reveals that seven out of 10 parents in the South East pay for their children aged 18 or over to join them on family breaks.Half of the 156 respondents in the region said they cover their children's costs as a treat, and 37 per cent said they didn't think their adult child could afford to pay themselves.A further 14 per cent said they cover the cost...
