The marking menu replaces the right-click context menu. You can perform a selection from the marking menu in either menu mode or marking mode.
If you have worked with Alias Studio, then its the same option now added to Autodesk Inventor . . .
- Menu modeRight-click in the graphics window. Menu items surround the cursor and each item, or the command name and corresponding command icon display. To dismiss the marking menu, click once again in the center of the menu display. Do not press the Esc key, as this may cancel a command in progress.
- Mark mode (also called gesture behavior)Draw a mark. To enter this mode, press and hold the right mouse button, and immediately move the cursor in the direction of the desired menu item. A trail follows the cursor. Release the mouse button to select and execute the command that corresponds to the direction of movement of the cursor.
Marking Menu in various environments change see below, what commands appear in each environment 
Sketching
Part Modeling
Assembly Modeling
Drafting View
Sheet Metal
Stress Analysis
Inventor Studio
BIM Exchange
Number of View :1763
