Got myself an MacBook Pro Late 2013 Retina! i7 with 8GB Ram! 256GB SSD. Battery is new, and 2 brand new in box magsafe chargers 60W!! For just 80 bucks!! How about
Upgrading Ram in a Macbook Pro 13" | How to Upgrade Ram on 13" Macbook Pro - YouTube
MacBook Pro: How to remove or install memory - Apple Support
13-inch MacBook Pro Retina Review (Late 2013)
Review Apple MacBook Pro Retina 13 Late 2013 Notebook - NotebookCheck.net Reviews
Logic Board - MacBook Pro 13″ A1502 (Late 2013-Mid 2014)
Late-2013 15-Inch Retina MacBook Pro Review: Apple's High-Performance Notebook Tops The Field | TechCrunch
macbook pro - Can I upgrade RAM on late 2013 retina Mac Book Pro? - Ask Different
Why I'm still using a MacBook Pro Late 2013 in 2019 - Manuel Bernhardt
MacBook Pro 13" Retina Display Late 2013 Teardown - iFixit