Here's a product that will improve your cut 'n sew technique. Gain sewing control, improve the look of your edges and speed up the process.
Old dogs CAN learn new tricks! Try this yourself!

UPDATE: Fellow knitter, Carin shared that there is a clear wash-away stabilizer that is used for embroidery machines that would allow us to put it on top of the knitting. Here's one I found on Amazon
Thanks Carin!

Suggested: Knit it Now Neckline Template
Multiple sizes for round neck perfection.