Go to the full post to see a step by step guide!
Select camera:

Press the menu button:

Select Options:

Select "Color Effect" and change to "Black & White":

Now you will be taking pictures in black and white ready to email or using an ap such as the flickr application to upload direct.
Thanks to Anourack for asking me how to do this and please feel free to email me with any suggestions for future tutorials.
Cheers,
Andy
