Millions of Britons do not leave tips and those who do give just 7 per cent on average, according to new research.
A survey by uniform provider Simon Jersey found one in 10 people in Britain do not leave tips, with plumbers, window cleaners and beauticians the least likely to be left extra money.
Respondents said they are most likely to tip waiters and waitresses, with the most popular reason being polite service (61 per cent).
Only 20 per cent of the 2,000 people surveyed said they always...
