This document presents the technical appendices that accompany the full report entitled:"Focus on Mentee-Mentor Relationships: The 10th Grade Implementation of iMentor's College Ready Program." The appendices include: (1) Mentor Survey Construct Items; (2) Qualative Data Collection and Analysis Methods; and (3) Methods for Estimating the Relationship between Relationship Closeness and Key Activities. [For related reports see the full report: (1) "Focus on Mentee-Mentor Relationships: The 10th Grade Implementation of iMentor's College Ready Program. Report" ED573430; and (2) "Focus on Mentee-Mentor Relationships: The 10th Grade Implementation of iMentor's College Ready Program. Executive Summary" ED573429.]