This document discusses harmonizing the methodological frameworks of Community Service Learning (CSL) and Participatory and Appreciative Action and Reflection (PAAR). It identifies key elements of each such as pillars, aims, values and processes. There are both similarities and differences between CSL and PAAR. The document proposes ways to harmonize the two approaches by taking advantages of their shared aspects like empowerment, participation and appreciation, while addressing potential divergences like CSL starting from predefined problems versus PAAR starting by identifying strengths. The goal is to develop a common methodological framework called Intergenerational Learning in Blended Environments and Spaces (ILBES) that combines the best of CSL and PA