I use 505 baste spray, have for years. It never gums up, has low to no odor.
And I use the wonder clips.
Regarding the pinmoors, I just heard of them a few weeks ago.
I actually found where several people buy backer rods, cut them, and use them. It's MUCH cheaper. Here's a post here on QB about it, and a link to Amazon where I bought some:
http://www.quiltingboard.com/main-f1...s-t184082.html
http://www.amazon.com/gp/product/B00...ilpage_o01_s02
Regards,
Kif