Providing almost half a million jobs across the country - Pubs, Bars & Nightclubs alike are a massive contributor to the employment of British citizens.
A study by the NTIA valued the Nightlife industry in the UK at 1.6% of the countries entire GDP. (£36.4 billion out of £2.479 trillion). 

With such a thriving industry, safety is of paramount concern to venue owners and staff alike.
New CCTV cameras, high volume security and procedures, and cooperation with local authorities have all become essential parts of the modern day nightlife scene.

But is it all enough?

A report from FOX TV found that ’55% of respondents called having their phones die a "nightmare scenario. "Additionally, a study by the Daily Mail found:’90% of us panic about losing power on our phones’ ’32% of us will 'drop everything' to head home and charge phones’ ‘Around 46% of people say they feel embarrassed to ask a total stranger to use their charger, but would anyway because the anxiety of a dead smartphone is too great’ ‘When faced with only a few minutes of power, half of smartphone users will use the remaining time to text, while 35 per cent will use their last moments to make a phone call’(Via Daily Mail: https://www.dailymail.co.uk/sciencetech/article-3607598/Do-low-battery-anxiety-90-panic-losing-power-phones.html)