If you have a selection set you would like to copy to multiple levels in your project model, you can quickly and easily complete this process by using the Paste ►Select Levels tool.
Firstly select the Elements you would like to copy.
Then using the Copy to Clipboard Tool in the ribbon above, or using the ‘Ctrl’ + ‘C’ on the keyboard.
Now click the ‘Paste’ drop down arrow, to bring up the extra ‘Paste’ options.
Click the ‘Aligned to Selected Levels’.
This will bring up the ‘Select Levels’ dialogue box where you can select the levels to paste the elements. You can select multiple Levels by holding down the ‘Ctrl’ or ‘Shift’ Keys. Once selected click the ‘OK’.