The built in imail stationery templates are superb, so easy to use, why wouldn't they be - this is apple after all. But what if you want to make your own templates because you are a business for example. Well actually it is relatively simple. The templates exist as a set of html, image and xml descriptor files. Some examples are available at Technosanity which should give you a starting point.
Seems I am not the only Mac user with a faulty wireless mouse. You don't have to look hard to find a forum full of complaints about the wireless mouse Apple are currently shipping with Macs. However, there is a solution, turn the mouse upside down and roll the scroll wheel on a piece of paper to clean it. Hey presto, your scroll wheel works again!