You could include those boards within the same team to group them together, or add a link to Board B on a card on Board A, and vice versa, so that you can easily access one from the other.
Beyond that, there isn't a way to establish a connection between two boards within Trello, although you can automate certain processes between boards using third-party tools such as Zapier or Butler for Trello.
So you’re using Trello at work, at home and to track your new DIY crafts. The family and co-workers are all on board and everything is organized, color coded and has a due date. But still, there’s so...
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