Here it is:Let's Make a Mini Scrapbook Album Beginner Tutorial showing you how to make a 6.5 X 6.5 " Mini Album ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-l9eatMhCjCE.html
To miter or not to miter. I usually only do it inside pockets or if needed for fit purposes. If the flap shows, ie waterfalls made with 1/2” flaps, I don’t because they may show.