Mystery Shopper is looking for a cheap-as-chips 4G smartphone, but doesn’t know whether to get it prepay or on pay monthly.  What will our sales staff recommend?

Microsoft is back with an updated version of the Lumia 635? Can this budget smart phone deliver irresistible value for money where its predecessor failed?

The manufacturer just got a more serious about competing against the iPhone and other top-tier devices

Mystery Caller is bored of the traditional brands like Apple and Samsung and wants something less well known. What do the advisors think are “alternative” brands and can they sell them well?

Mystery Caller is fed up with charging his phone every night and wants a device with at least a two-day battery life. Can the sales staff set realistic expectations and find the right device?

Mystery Shopper is looking for a smartphone with a battery life that lasts him at least two days. Is this realistic and, if not, can the retail staff find the next best thing to keep him happy?

It’s a new entrant into the market and very little is known about it, but the start-up’s smartphone still fares well against more established competitors

Mystery Shopper has high expectations. He wants a new pay monthly phone with at least 4GB of data, but wants it for under £30. Can our retailers find him a bargain?

Each year Mobile World Congress brings a new range flagship from the big manufacturers. Mystery Shopper wants to know what the latest devices from HTC and Samsung have to offer.

Mystery Caller has lost his third phone to water damage in as many years and wants a waterproof or water-resistant device for below £30 per month. What can the sales staff come up with?

Mystery Caller is hitting the General Election campaign trail and needs a phone to share documents and updates on social media. Can our networks tick the right box?

The General Election is nearly on us and Mystery Shopper is on the campaign trail. We need a phone good for social media and documents but for under £100 per month

Mystery Shopper wants to know what features are available on modern smartphones for those with sight problems. What do the sales staff know about accessibility and can they demonstrate it?

Mystery Caller has had a bit too much Christmas cheer and has piled on the pounds so wants a new phone and fitness tracker to go with it. What can our CSRs tell him about wearables?

Mystery Caller is a bit clumsy and has dropped his phone, smashing the screen. This is the third time this year he’s broken phone and he wants something more robust

Mystery Shopper is fed up of devices that break easily and wants a smartphone that is a bit more durable. Can our retailers finds a good device that won’t break every time it is dropped

Sony is releasing its second flagship handset in the space of six months, and it’s brought its little brother along with it – and what a difference half a year of tweaking has made

With Christmas on the horizon, Mystery Caller wants to buy a tablet suitable for a young relative as a Christmas present. What can our CSAs offer him?

It may not set the world on fire (ho ho), but Amazon’s debut smartphone has some slick 3D tricks up its display. Amazon Store addicts will be enthralled. The rest of us will probably go ‘meh’

Sony released its new Xperia Z3 last month and Mystery Caller wants one but at a cheap price. Can the sales staff sell him one or offer a good alternative instead?

Here’s another hybrid phone-camera from Samsung, but is it answering a question nobody has asked? And is it ‘slim and chic’ as the manufacturer claims?

A new iPhone is on the market and millions have rushed out to buy the device. Mystery Caller is one of those millions – but what can our CSAs offer him?

This month, thousands of students will be starting university for the first time. Some will need new phones. Mystery Caller is on the case to find out what the advisers are offering, what discounts are available and what advice they’re giving

Mystery Shopper needs to buy a phone for a student and wants a decent smartphone with lots of data but on a tight budget of £30 per month. Can our retailers give any student discounts to seal a deal?