The first of many samples has been posted for download on the site. There are a few others in the wings, awaiting code reviews and clean up before posting. While distributed "as is", for the purpose of learning the product, we also wanted to have SOME standards. So, having a few eyes looking at the component is helpful.
The WCS_MandC_API_Sample lets you send mail and create calendar appointments and meetings from a Workplace Designer component using the Component and Application Infrastructure Services APIs available in the IBM Workplace Collaboration Services API Toolkit.
Sample code page
Post questions, etc in the Workplace App Dev Forum.
Sr. Product Manager, etc, etc. :)