Hi Kimara,
Our team is working on Blog #4 at present. Hopefully it will be live soon.
If you are interested to know more about Quantum Computing implementation in IBM Q, we have a talk coming up tilted "Implementing Quantum Machine learning algorithms on IBM Q Environment" on Thursday Feb 25th, 12:30PM PST" with Stanford Quantum Computing Association.
You can know more about the talk here - https://quantum.sv/
You can also register at this link - https://docs.google.com/forms/d/e/1FAIpQLSfe6BQNAd8KBHup7Kpju6-dcbJOnkNJ4CMxMhtQPKzmnV4HYg/viewform
Cheers!