Originally Posted by OmaForFour

Practice is the key. An inexpensive way to do that is to double over some substantial paper towel and practice on that on your machine. You will only have used some thread instead of good fabric. You also save time not having to make the sandwiches.

This is a trick I learned in sewing class in Jr. High School for regular sewing lessons and it will work here also. WOW! Now that I think of it I learned it back in 1952! Guess I am getting older. LOL