This document discusses ideas for cross-institutional knowledge building between universities and enterprises. It proposes harmonizing personal and institutional objectives, maintaining personal contacts across borders, and using visual vocabularies and feedback to build knowledge-rich activity patterns and control knowledge assets. It introduces DiPo, a digital portfolio system for cross-institutional knowledge building through self-reflection, learning, and competence management. The document also discusses engineering innovative learning environments for collaboration through a bottom-up approach to generating niches and activity patterns in an ecological learning design.