If you are a machine quilter then you must use safety pins to baste together the layers of your quilt. Safety pins should be pinned about 3 inches apart 
A sampler quilt is made from a sample of blocks. These quilts are quite popular for beginning quilting classes. Often the instructor will plan the sampler 
Sandpaper for quilting? Whatever for? A fine sandpaper makes an excellent platform for tracing templates on to the fabric. The sandpaper grips the bottom The satin stitch is a decorative stitch that often is used to border appliqueed pieces.
See Fabric Scale
Most quilters use a 1/4 inch seam allowance. Some miniature quilters use 1/8 inch. Whatever seam allowance you use it is most important that you remain A seam ripper is a handy tool that makes it easy to rip out a seam gone bad. Keep this tool handy!
