View which applications are running
Press and hold the Home button until the task list appears.

Stop applications from running
Soft reset/power cycle the device.

Put the device in vibrate mode
Press and hold the Power button and then tap Vibrate mode from the menu or press and hold the Volume Down button until the device vibrates.

Put the device in silent mode
Press and hold the Power button and then tap Silent mode from the menu or press and hold the Volume Down button until Music Note with a line through it appears on the status bar of the Home screen.

Put the device in Airplane mode
Press and hold the Power button and then tap Airplane mode from the menu.

Access settings
From the Home screen, press Menu and then tap Settings.

Access the Android Market
Tap the All Programs tab and then tap Market.

Install an application from the Android Market
Choose the desired application in the Market and then tap Install.

Remove an application that was installed to the device
From Settings, tap Applications and then Manage applications. Locate the desired application, tap it, and then tap Uninstall.

Search
Press the magnifying glass button.

Enable or disable Wi-Fi
From Settings, tap Wireless & networks and then tap Wi-Fi to enable or disable.

Enable or disable Bluetooth
From Settings, tap Wireless & networks and then tap Bluetooth to enable or disable.

Set a screen lock
From Settings, tap Security, and then tap Set unlock pattern.

Zoom in/out on the camera
Use two fingers in a pinching motion to zoom in/out.