In fact, the two media both support and expand upon each other.
Spark takes the flexibility and demand-driven stance of local NGOs and seeks to improve and expand upon it.
Dolan is working with Irving Azoff, the mega-music producer, to cement and expand upon this relationship.
early 15c., "spread out, spread flat," from Anglo-French espaundre, Middle French espandre and directly from Latin expandere "to spread out, unfold, expand," from ex- "out" (see ex-) + pandere "to spread, stretch" (see pace (n.)). Sense of "grow larger" first recorded 1640s. Related: Expanded; expanding.