Hi all! This tutorial video is chock-full of tips for straight placement of square drill diamond paintings!
Feel free to watch from beginning-to-end for all the details, or use the guide below for specific techniques:
1. (0:43) Getting drills to lay flat in tray
2. (1:34) Removing trash drills
3. (3:19) Storing trash drills
4. (5:25) Placement of tray
5. (5:52) My take on the checkerboard technique
6. (8:21) Using already-placed-drills to guide your placement
7. (9:12) Placement of the pen on the drill
8. (10:29) Amount of wax in pen
9. (11:54) & (20:14) Straightener tool
10. (12:16) How to get straight edges
11. (18:07) & (18:54) Angling tweezers for best placement
12. (20:53) I want to hear from you! :)

If you're curious about any of the tools I used in this video, I explain diamond painting accessories and provide links to each product in this video:    • Diamond Painting Accessories/Tools - ...  

The tweezers I use can be purchased here:
https://www.amazon.com/gp/product/B08... (paid link)