Flag Mark

Flag Mark is a simple tool for marking points of significance on chart. For example, user can place Flag Marks at high/low price points of a trend:

Style

Flag Mark has blue color by default and fixed size. In Style property dialog it is possible to change the color of a Flag Mark:

Coordinates

In Coordinates properties dialog you can set precisely the Flag Mark' position on the price scale (by setting the price) and the time axis (by setting the bar number):

Visibility 

In Visibility properties dialog you can switch displaying of a Flag Mark drawing on charts of different timeframes: