Emma asks: I'm always worried about my phone usage, so every month I get a text saying I'm coming close to my data limit so I know to stop using data. Then, this month, I checked my usage online and was really shocked. (Q&A about high mobile bills...)

Should cyclists pay some sort of ‘road tax’? How much water do you waste when showering? And will you take up the ‘wonky’ veg challenge? It’s been a busy week and your comments have left no stone unturned. (this week in comments...)

First-time buyers are getting much-needed help from the government, and that’s good news to thousands who have been struggling to get their foot on the housing ladder. Are you one of them? (more about first-time buyer aid...)

Of course, I would expect most of you to reply with a resounding ‘Yes!’. So why are so many children's lives being put at risk by bad safety and fitting advice about child car seats? (more about car seat safety...)

Ofcom yesterday published its approach to tackling concerns over the future of net neutrality. It will do nothing about broadband throttling now, but it is watching and does have a big stick if required. (more about Ofcom and net neutrality...)

We've previously asked for your help to tackle energy tariffs. Now, it seems, some suppliers are listening. Although British Gas has made a step in the right direction, we’re still a long way off simple tariffs for all. (more about simplified energy tariffs...)

The Equality and Human Rights Commission (EHRC) has reported on care provided to older people in their own homes, and it doesn’t make pretty reading. Why is society allowing older people to be treated like this? (more about poor elderly care...)

UK retailers have jumped on the American bandwagon to offer ‘Black Friday’ discounts. Is this just a cynical way to make us spend more money before Christmas, or is any deal a good deal? (more about Black Friday...)

Yesterday the government unveiled the details of its flagship energy efficiency initiative, the Green Deal. Sadly, its crucial 'golden rule' means that joining the scheme may not work out to be such a good deal after all. (more about the Green Deal...)

On average we apparently spend eight minutes in the shower. That’s double what we should be spending. And I mean ‘spending’ quite literally - at 30p a pop, UK families are wasting £416 a year keeping clean. (more about showers...)

Offices, retailers, banks, there are many culprits leaving lights on unnecessarily. When did this become acceptable, and how does it sit with energy price rises, dwindling natural resources and the Green Deal? (more about lights on office blocks...)

I advocated a more flexible approach to retirement in this month’s Which? Money magazine. Now, the International Longevity Centre has made the same call, suggesting early access to state pension for those who want it. (more about state pensions...)