# Edition Commands
On this page, we will look into the edition tools you have at your disposal for changing elements or creating custom layouts.
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## Scale
* To scale a single element, select the `Scale (S)` tool and then the element, followed by the "Done" button on the bottom command bar.
* Now, click on the first point to scale from, and then either click a second point to scale manually or enter a scale ratio.
* To scale the whole model, before taking the actions above, switch between the `Scale Selection (S)` to the `Scale Model (M)` buttons that appear above the bottom command bar.
## Move
* Move a component by clicking on it and dragging it across the canvas.
* Or, move a component from a specific point by clicking the `Move (M)` command and then the component. Then, pick the point you would like to move it from.
## Rotate (O)
* Select the element you wish to rotate and hover over its selection box corner in order to rotate it manually.
* Or select the `Roatate (O)` command and the element. Then, select a starting point to rotate from, and rotate manually or type an angle for rotation.
## Copy
* Select the `Copy (C)` command and then the element you wish to copy. Then select the specific point you wish to copy it from, and simply click on the canvas to locate the copied element.
* Then, click the "Done" button on the bottom toolbar or simply the "Enter" button on your keyboard.
## Expload
* Choose the `Expload (E)` command to turn a polyline shape into singular lines.
## Join
* To join open-ended lines, use the `Join` command as demonstrated above.
## Trim
* To trim a geometry, select the `Trim` tool and then all the elements intersecting, and "Done". Then select the line you wish to delete (that will be marked in red).
## Extend
* To extend a line, select the `Extend` tool and then all the elements you wish to extend, including the line you would like to extend them toward, then click on "Done".
* Now, simply click on the lines you with to extend.
And that's that! You now know how to use all the edition tools 🌟
