SPSS for newbies: using syntax to quickly re-run all output after editing data

This is a brief into to SPSS syntax - for newbies who can harness the power of syntax without learning how to write it :)
You've run loads of output and realised you made an error in the data. So now you edit the data and have to re-run all the output. Is there a quick way to redo all the output? YES, with code/syntax.
1:33 Method 1: Paste command for syntax
4:58 Method 2: getting syntax from output window
6:39 Running syntax options - run all, run selection, running one block at a time using Step Through