How to sew a side slit

Main fabric : Linen (It seems to be a polyester blend)
Binding tape : Sleek
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No lining
No pockets
Bias binding
French seam
Continuous bound placket on the center back
Dart on the top of sleeves
The pink tape is made of urethane foam with a sticky surface.
It is very useful as a guideline for stitching. (01:46)
This white strip is hard interfacing that is usually used for waist band. The white strip is just a "PP strap" that is often used for packing work. Both, it is in order not to slide while sewing (sewing gap). When the thickness of the fabric is different, the pressure of the presser foot and the feed dog are not stable. Putting this tape means adding the height, this is very useful. PP strap is also used for stitch guide.(27:44)
1 needle sewing machine : DDL-5571N JUKI
This is a machine translation and may not be a perfect translation
#Sewing