If you are using non-bonded thread, a thread oiler can be used on your sewing machine to lubricate the thread as you sew. This is particularily usefull when sewing through double stick tape, or even when useing Spray Glue on your fabric.
Thread oilers help prevent gumming on your needle, and will aid in keeping your stitches even.
Thread oilers are a simple contraption that are easy to make and you can find various models to build on the internet. Or, you can purchase one.
Here are some links to thread oilers you can build:
Find more information about this topic here: