The Basics:
To put the personalization process in simplest terms, you can now offer products in your store that allow your customers the ability to upload their own image to the item for print. It’s really quite a simple process from creating your artwork all the way through your customer uploading their image and completing the order.
Overview of the personalization feature.
https://blog.teelaunch.com/2019/06/the-ins-outs-of-the-teelaunch-personalization-feature/
Tutorial Video on how this feature works:
For easy navigation of the video, please see the time stamps provided in the description on the YouTube link.
Best Practices and Design Tips for specific products:
Personalized Glass Cutting Boards