You can now add Merge Fields to the Title Field in an Activity!
The primary use for this is to enable you to see who or what that Activity is about. This means that you can now have calendar items that show information in the Title of the Activity which, if synced to Google, will also display that information.
Make sure you use the drop-down by keying in [[ and select what is available. For now there are a limited number of merge fields in each "Use With".
For the Contact Activity Title you have:
So if you do this:
It would display like this:
For the Property Activity Title you have:
For the Transaction Activity Title you have:
Not all the fields you need? If you would like to see others, please submit a Feature Request here.
Hope this makes your life simpler!