How to make a JIG for a bought Picture frame

I bought picture frames from HL and Michaels. I like the ones at michales better. How do I make a jig for them? So when I make more than one they line up evenly.

Eye balling works for my stuff, but if wanting to sell in my shop. I want them to match lined up wise when I make patterns.

Designing is not my strong area. I like to buy svg and use.


The technique I’d use depends a bit on the size of the frame, but I usually reach for what I call “corner jigging”.

The basic gist is here: