Collaborating with others using Track Changes and comments

- One of the most popular features in Google Docs,…is the ability to share a document with other people,…so that multiple users can…edit a document simultaneously.…But when you transition to the Microsoft Office apps,…this simultaneous editing is a…feature that you are going to lose.…But there are still some great collaboration tools,…inside of Microsoft Office.…I've got one of my documents open…from my exercise files…and I want to make some changes to it,…but I'm working with somebody else…on this document.…I don't want to make changes…that they won't approve of.…

The track changes feature will let other people…see my changes before they're permanent.…So first, I need to turn on the…track changes feature.…I do that by going to the review ribbon…and I'm looking for the option…that says track changes.…Now, I could just hit this button to turn it on…but before I do that…I want to point out this little triangle…or downward facing arrow.…Some options in your ribbons will have this…and if I click on that,…it's going to open up a menu with…