Tangible assistance that one worker provides to another that is intended to help solve problems.
Ayman, R., & Antani, A. (2008). Social support and work-family conflict. In K. Korabik, D. S. Lero, & D. L. Whitehead (Eds.), Handbook of work-family integration: Research, theory and best practices (pp. 287-304). San Diego, CA: Elsevier.