This process tutorial in Illustrator shows how to use two letters with fills and one letter with a stroke with the Pathfinder • Divide tool to create a logotype with “strokes.”
Use Object • Expand Appearance to turn an Illustrator stroke into a shape that you can use the pathfinder tool on.
For more details about making two-letter logos, read our blog post, “TIPS FOR CREATING A LOGOTYPE USING TWO LETTERS” – We share inspirational examples, too.