A great starting point is understanding the "why" behind the emphasis on close reading. This primer from the Aspen Institute clearly explains the theoretical basis for close reading and why it is called for in the common core standards. It discusses common principles that are applied to any type of close reading activity in class and also dispels some myths about close reading.
There no need to be intimidated by the need to teach close reading strategies! This blog post defines the concept in easy-to-understand language, explains why it's become such a big topic in education today, provides concrete steps teaching close reading, and includes actual images from students' work. As an added bonus, links to videos of sample lessons are thrown in for good measure too!
This set of PowerPoint slides developed by Catapult Learning covers the traits of the kinds of "complex texts" that teachers need to ask students to read closely. It also describes the close reading and annotation processes and includes guidance on how to create "text-dependent" questions.
This strategy guide provides tips on how to choose an appropriately complex text for students to read and tips for engaging with the text as teachers first before using it with kids. It also provides guidance on developing text-dependent questions and includes links to helpful resources including several complete lesson plans.
Remember the days when all students knew to do with a text was highlight portions of it? This blog post clearly explains how "purposeful annotation" is far more effective that highlighting. It also includes examples of real student work.
This video shows an actual lesson where the teacher instructs middle school students in close reading strategies. It focuses on how teachers can model techniques for helping kids comprehend complex material and references a useful note-taking form.