How to use an alternative snap mode while placing or modifying an element.
While using a particular Snap Mode, like Key Point Snap, during the placement or modification of an element, there is a need to use a different Snap Mode.
The basic default operation for the Snap Mode when using AccuSnap is Key Point Snap. If you are performing an operation to place an element in a different manner you can temporaily change the Snap Mode during this operation to Perpendicular Snap just by using a single click on this icon. Once this operation has been completed it will go back to the Snap Mode that was originally being used. Also, the 3 different Multi-Snap modes do not include Perpendicular Snap. The keyin to use to tempoarily define Perpendicular Snap is:
AskInga - Set the default snap mode as a user preference