I would love to create a guide like that, but I don't know the intricacies of using an offline wallet. I will see if anyone in the community can do something like this.
OBITS seems like a great way to become part owner of a very promising gateway company to the BitShares DEX. I do believe this token is considered to be a "Security" by the SEC so just be aware.
Openledger just published a new website. It has a lot of great information about their projects.