Christopher Cossel

Mind the Gap: Are Gen Zers sick of the digital world? mck.co/4d4Jw3y via @McKinsey

How a client dealt with his locked safe....: I remembered some of my A level physics that cells put out more voltage with higher temperature - so applied a fan heater to the safe near the battery box and sure enough 30 minutes later was able to open the safe and replace the cells

2am call out. Easypeasy, the client was using the wrong key. His breath tells why, he was drunk.

Biometric fingerprint readers to open a door have drawbacks - when your finger isn't well

Marketing problem for #locksmiths: Clients forget, who they've used last time when they need you again. Don't forget metrolocks.co.uk

Eau de WD40, a fragrance known to all locksmiths!

welovekeys.co.uk/product-cat… The interesting thing about this is that many of these safe keys can simply be reproduced from a few good photos

Has this been opened with a cannonball? This picture shows a #cowboy opening, definitely NOT by #Metrolocks.

Parking is a big problem. #Locksmiths are van based. Some Metrolocks' engineers are now experimenting with #public #transport, bikes and occasionally cabs.

Mates' rates rule: make sure you always charge something, even if they're your friends. Why? So that they don't feel embarrassed to ask for your help a second time.

A huge door in the City of London. The photo shows the floor-springs, old and new. It makes a world of difference to the way this door works now.

The most often used tool to open doors is the Mica card, a slightly larger than postcard sized flexible plastic sheet. The process is called "credit-carding" or "slipping" a lock. Needs a little practice.

Just paid a German supplier of keys €2402. Commas are important - I should have paid €24,02. Lesson learned,,,,,,,,,,,,,,,,,,,,,,,,,,,,