Apple Watch: 20m first-year sales predicted as companion app details leak

Credit Suisse report hints at not enough devices to supply demand, while debate sparks up about whether Apple will allow ads

#thisgirlcan ad campaign: no models – just gumshields, sweat and endorphins

Sport England’s drive to get more women involved in exercise and sport sweeps aside stigmas and is ideal for social sharing

Crossy Road mobile game has made a million dollars… from video ads

Developer Hipster Whale sees its ad strategy as ‘a really good way to earn money without getting into people’s faces’

Mobile growth in developing markets could be a marketing gold mine

With developing economies set to skip the desktop advertising revolution, successful brands in this new era will be those who adopt mobile quickly, says Simon Birkenhead

The golden days of free, mass social media reach never really existed

Marketers must get over the misconception that platforms such as Facebook and Twitter used to offer free ways to create meaningful engagement at scale, says Jerry Daykin

The challenges and opportunities for advertising in 2015

Tim Lefroy, the Advertising Association’s chief executive, explores the industry’s hottest topics to be explored at LEAD 2015

CES 2015: six technological changes marketers need to know about

From a world where everything is monitored to cognitive outsourcing, Tom Goodwin explains what this year’s CES show means for marketing professionals

Billboards that diagnose cancer, charge your smartphone and display art

Digital screens can display art, diagnose cancer, charge smartphones and help local people locate restaurants and bars

You don’t need to ban booth babes at CES. Just bring on the booth boys

Brian Moylan: Scantily-clad women are endemic to the world’s largest consumer electronics show. But we don’t have to eliminate when we can innovate

Sainsbury’s pips John Lewis to most viewed ad on YouTube in UK last year

The retailers topped the list with their Christmas offerings, but Save the Children’s powerful message about the suffering of children in Syria also made the top 10 list

The political posters that backfired – and why you can’t fool the internet

David Shariatmadari: A Conservative campaign poster showcases the German countryside. Is it possible to avoid visual gaffes in the run up to an election?

From YouTube to Facebook – will video be the one to watch in 2015?

It may be the era of the television mega-indie, commercial radio is ready for a BBC showdown – but print is still being pressed, say our experts

Ad break: BMW horses around and Apple comes over all emotional

The German car-maker seeks to change the image of its drivers with a horse-back adventure and the tech firm produces a touching moment

Christmas adverts: how small firms can learn from the big players

Cash in on key themes and small businesses can make a great, low-budget ad campaign, says Eleanor Ross

10 creative brand campaigns that have changed the way we live

In the past decade, brands have had huge influence on our lives, few more so than those below. What’s given them the edge?