This is the third and final volume in the Lectionary Lab Commentary Series. Featuring brief commentary and suggestions for sermon preparation, there is also an entire sermon for each possible Sunday in the Revised Common Lectionary, as well as bonus sermons for some "extra" days such as Ash Wednesday and Reformation Sunday.
I have found this to be a very useful resource to have on my digital bookshelf. The Scriptural reflections are usually informative and related to practical life application