You can visit the channel at http://www.youtube.com/htcshowme
Some examples of the latest content that they have uploaded include:
- HTC Desire HD – Trim a song and use it as your ringtone
- HTC Desire Z – Connect a Bluetooth headset or car kit
- HTC Desire Z – Apply an effect before you take a photo
Find out more or see if there are any tutorials for you by visiting the channel.