Microsoft Flow beginners guides: How to conditionally update SharePoint list item

Unfortunately, I haven't used Microsoft Flow in production yet. I read docs, I've tried some basic things, I saw a lot of cool presentations around MS Flow and different integration options. From what I saw and tried so far MS Flow is an extremely powerful tool to automate processes. You can do so many cool things (of course if you have enough experience)! I'm just exploring and in this post, I'm going to build a very simple Flow, which updates a SharePoint item based on different conditions. When SharePoint item is created, it will check the item's field and update the same item based on a condition. 

Here is our resulting flow:

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