Practice on a sandwich of material which is about a metre in size, to get the feel of moving the material.Lower the feed dogs and put on some device to make movement easier,eg. rubber tipped gloves,machingers or a rubber coaster under each hand,
Her is a site for practice videos.Click on each picture and you will get a video demonstration:
http://www.daystyledesigns.com/365project.htm
Good practicing!