skater coder

Adding the sharepoint workflow toolbox
http://msdn2.microsoft.com/en-us/library/ms460227.aspx 

creating the workflow

http://weblog.vb-tech.com/nick/archive/2007/02/25/2207.aspx

 deploying the workflow

http://weblog.vb-tech.com/nick/archive/2007/03/05/2241.aspx

 debugging the workflow

http://blogs.msdn.com/sharepoint/archive/2006/11/30/developing-workflows-in-vs-part-6-deploy-and-debug-your-workflow.aspx

people picker for infopath
http://blogs.msdn.com/infopath/archive/2007/02/28/using-the-contact-selector-control.aspx