I use my trusty Singer 15-88 for most of my piecing and usually have a stack of 2" squares ready to use as leaders/enders:
I sorted out all the blocks and organized them this week and have 90 blocks finished. I think I have enough HST's and four patches ready to assemble the last 10 blocks. I may use this setting again, but will experiment with a few other ideas before putting the top together.