I use the Sharon Schamber board method of basting with tatting thread and a herringbone stitch, and it holds beautifully for FMQ and is so easy to remove as you go along (removing the thread before you quilt a particular area).
https://www.youtube.com/watch?v=bhwNylePFAA
https://www.youtube.com/watch?v=k_EjBGz5vGQ