Review: Can you actually use the new 12-inch MacBook for work? - 9to5Mac
Apple MacBook (12-inch, 2015) review: A minimalist MacBook that proves less can be more - CNET
Restored Apple Macbook Pro 13.3-inch (Retina) 2.7Ghz Dual Core i5 (Early 2015) MF839LL/A 128GB SSD 8 GB Memory 2560x1600 Display Mac OS X v10.12 Sierra Power Adapter Included (Refurbished) - Walmart.com
Apple MacBook Retina 12" Early 2015 1.1 GHZ intel core M 8gb RAM 251 GB | eBay
Apple MacBook (12-inch, 2015) review: A minimalist MacBook that proves less can be more - CNET
12-inch MacBook - Wikipedia
MacBook 12" Space Gray Early 2015 1.2GHz M 8GB 512GB SSD - Fair w/ Adhesive Wear | eBay
1.1 GHz Apple MacBook (early 2015) review | Macworld