THere are several techniques that you can use for QAYG. Here are a few from this board:
http://www.quiltingboard.com/tutoria...n-t182979.html
http://www.quiltingboard.com/tutoria...s-t151139.html
This next one is for a flip and fold string quilt block. You can just sandwich and quilt your individual blocks then use her technique to join the blocks together:
http://www.quiltingboard.com/tutoria...lt-t60764.html
Marti Michell also has an excellent book:
http://www.amazon.com/Marti-Michell-...ng+in+sections