Tips section added

5-1-saving-images.md

+# Saving as images & videos
+
+
+<br><br>
+
+| [Previous Page](4-6-time-series-data) | [Home (Table of Contents)](home) | [Next Page](4-8-multiple-windows) |
+| :------- | :----------------------: | ---: |

5-2-multiple-windows.md

+# Side-by-side comparison using two windows
+
+> NOTE: You can actually create as many windows as you want.
+
+You do this...
+
+
+<br><br>
+
+| [Previous Page](4-7-saving-images) | [Home (Table of Contents)](home) | [Next Page](4-9-speed-up-repetitions) |
+| :------- | :----------------------: | ---: |

5-3-speed-up-repetitions.md

+# How to speed up repeated tasks
+
+
+<br><br>
+
+| [Previous Page](4-8-multiple-windows) | [Home (Table of Contents)](home) | [Next Page](5-1-acknowledgement) |
+| :------- | :----------------------: | ---: |