t colours to pick from. Lime, anyone?
9. Swipe to the left

Windows Phone 7 is built around the idea of panoramic tiles that you swipe to reveal more content off screen. It's always worth seeing if you can swipe to the left as there might be more stuff waiting to be revealed.
10. What are the dots?

Whenever you see three dots at the bottom of the screen, that's a menu for more options. In photo playback for example, it will give you the options to delete the image or perform a quick upload.
11. Hold to get secondary menus

While the three dots will get you to the same thing, holding down your finger for longer than a second normally brings you the menu too. Try it in photos to see what we mean.
12. Turning off the key press sound

Click, click, click, click. Yep, it's annoying isn't it? Great thing is you can turn off the noise Windows Phone 7 makes when you tap on your keyboard in the ringtones and sounds area within settings.
13. Setting an email tone

want to know when you've received an email? Probably not, but if you do Windows Phone 7 lets you set a dedicated sound so you know when "You've got mail". Settings, Ringtones & Sounds, and choose sound.

14. Change your ringtone

Settings, Ringtones & Sounds, Ringtone. There are 30 to choose from and you can try them before you select it; just make sure you aren't on a train.
15. Turning on Wi-Fi

Unless you are happy to surf on your 3G connection you'll probably want to turn on Wi-Fi at some point. Wi-Fi settings can be found in the Settings area, and you can have the phone notify you of when new networks are found o