Tailors Tacks [aka TT] marking method at Ecole Holt Couture

Tailors Tacks or Tacking [TT] are used to transfer information from one layer of fabric or pattern piece to one or several layers beneath the top layer. It leaves no lasting marks on any of the fabric and conveys information that is temporary in nature.
There are different applications and strategies for marking with TT's from sewing lines of seams and darts, gathering and pleating, for crease or fold lines, and other marking informaiton.
0:00 Preparing for marking with TT's
2:05 Office file folders have another life
2:45 Method #1 demo
4:00 Method #2 demo
5:00 How to separated layers with TT's
7:35 How many strands of thread are needed for TT's, that depends...
8:05 Method #3 demo
10:35 How do TT's help in sewing?
11:00 TT applications
11:55 TT and meeting point or marks [aka MP or MM] not identical
12:20 TT for marking darts
14:25 Prepare more threaded needles to increase workflow efficiency
15:15 Strategy for marking dart seam lines