Here’s an interesting one. Mobile phone companies and networks are very keen on finding out how you use your mobile phone, and will pay you for gathering some basic information on the services you use on your phone. We accept that this isn’t going to be for everyone, but we’re willing to give this a go… £15 for signing up, and a £5 a month for some non-confidential data about what you do with your Smartphone.

For more, go to filesaveas.com/mobilepanel.html