It is National Apprenticeship Week, a week of highlighting the benefit of apprenticeships to businesses, communities and the wider economy.
Apprenticeships allow people to earn while they learn and provide vital on-the-job training.
Derek Johnson spent the day with a company that owns and maintains the electricity cables across the south east. Bosses say they rely on a apprenticeship programme to keep the lights on.
Details on the UK Power Networks' apprenticeship programme here: UKPN Careers