When Barbara Baekgaard and Pat Miller sent Barbara's daughter to school with different bags in order to test their designs on the student market, they were practicing:

networking and enrolling others in their journey

Explanation:

Networking can be defined as a socio-economic commercial activity through which business people and entrepreneurs meet to develop business relationships and identify, build or act on business opportunities, exchange information and pursue prospective partners for projects.

The idea of networking was introduced to enable entrepreneurs develop their human capital. Workplace equity advocates in the U. S. facilitated business networking among leaders of marginalized groups to recognize and resolve the obstacles that keep them from being successful at jobs.