How to sew a collar on a light overcoat

Fabric : Polyurethane (No information in detail) and it shrinks slightly after a certain period of time has passed after ironing.
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No lining.
Overlock in all seam allowance.
Back vent.
Bal collar.
Raglan sleeve.
Single welt pocket with a flap.
The white strip is just a "PP strap" that is often used for packing work.
This 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.
It is also used for stitch guide.(08:05)
It is a kind of spatula used in cooking.(15:45)
1 needle sewing machine : DDL-5571N JUKI
1 needle overlock sewing machine : MO-3604 JUKI
Button hole sewing machine : DIANA D-2002- BABYLOCK
Bar tack stitch sewing machine : LK-1900ASS JUKI
This is a machine translation and may not be a perfect translation
#Sewing