Alondra

Barb, try these sites:

http://quiltersparadisecafe.blogspot...-how-do-i.html

http://crazymomquilts.blogspot.com/2...ste-quilt.html

http://www.greatamericanquilt.com/pd...gyourquilt.pdf

http://www.equilters.com/library/tip...g-prevent.html

http://sewtakeahike.typepad.com/sewt...ur-quilts.html

http://www.sewaquilt.com/layering-a-quilt.html

Those are just a few of the bazillions of hits I got when I googled "spray basting technique". Some people love the technique, others hate it, so each to his own. But it helps to know the caveats before you start, rather than having to discover them for yourself. :)