Complex sentence: GSP has instituted a Partners Program with other organizations having a genealogical constituency, to coordinate efforts in state and local advocacy campaigns, to explore joint publishing and programming opportunities, and to explore other issues of mutual interest.
Split into simpler sentences: GSP has instituted a Partners Program with other organizations having a genealogical mission. The purpose of these collaborations is to coordinate efforts in state and local advocacy campaigns, explore joint publishing and programming opportunities, and research other issues of mutual interest.