Originally Posted by
Farm Quilter
Starch that unwashed fabric until it is as stiff as paper! When I did mine, I starched it 4-5 times and pressed it between each starching...the stiffer it is, the easier it is to keep it aligned. Lots of flower pins (because you can lay your ruler over them and the ruler stays flat) and a new rotary blade are essential.
It also helps to temporarily mark your ruler so things do line up correctly.