The most convenient in the manufacture of a border crochet. The crocheted border radically changes the appearance of the product. This method of decoration is perfect for decorating an already finished product, or refreshing an old thing.
Interesting crochet and knitting playlists:
Crochet and knitting lessons. Using diagrams and calculations - https://www.youtube.com/playlist?list=PLdr2P8TRcIw1omqCHduflZ7h0wogXu-sL
Crocheted and knitted patterns, motifs, flowers - https://www.youtube.com/playlist?list=PLdr2P8TRcIw3yq_zi5Km15dDt8_EJMjYm
I recommend knitting master classes:
Knitting a border with jacquard. Part 1 - https://youtu.be/6gI3bg-gTfs
Knitting a border with jacquard. Part 2 - https://youtu.be/TR92n-xRHzA