AutoCad for beginners Tricks & Tips - Shortcuts Part 1 - Infinite Storm

In this video I have included some of the most frequently used and useful keyboard shortcuts.
In this massive list of approximately 150 AutoCAD commands, I have tried to include some of the most useful commands, Keyboard Shortcuts and Tools which every AutoCAD user must know. Some of the commands in this list are very basic which are used very frequently and also there are commands and tools which are not often used despite their great features.
L
It can be used for making simple lines in the drawing.
C
It is the command used for making a circle in AutoCAD.
PL
This command can be used to make a Polyline in your drawing.
REC
This command will make a rectangle in AutoCAD.
POL
This command can be used to make a polygon with minimum of 3 sides and a maximum of 1024 sides.
ARC
As the name suggests, this command can be used to make an arc in AutoCAD.
ELLIPSE
As the name suggests, this command can be used to make an ellipse with the major and minor axis.
REG
This command can be used to make a region geometry in AutoCAD.
CO
This command is used to copy object(s) in AutoCAD.
ARRAY
Using this command you can make Rectangular, polar or Path array
TR
This command is used for trimming a geometry.
OP
Using this command you can open options window which contains most of the settings of AutoCAD.
Ctrl + N
You can use this shortcut to open a new drawing a tab in AutoCAD.
Ctrl + S
You can use this keyboard shortcut to save a drawing file.
Ctrl + Shift + S
You can use this keyboard shortcut to save the drawing as a new file, in short, this is the hotkey for “save as” command.
Ctrl + 0
Clears screen to show only the drawing area and hides palettes and tabs. Press it again to reset default AutoCAD interface.
Ctrl + 1
Select and object and press Ctrl + 1 to open the properties palette which lists properties of the object. You can use this palette to modify most of the properties of the object too. You can also use PR command to open the property palette.
Related: Increase productivity by modifying quick properties in AutoCAD
Ctrl + 2
You can use it to open design center palette which contains many AutoCAD blocks that can be used directly in your drawing.
Ctrl + 9
You can use this keyboard shortcut to toggle the visibility of the command line. If for some reason your command line is hidden from the drawing area, then use this keyboard shortcut to bring it back.