Sentence:  Through the efforts of SAAMI 's shooting development program these shooting activities , and many others , including <WSD>assists</WSD> in the development of public and privately financed shooting parks , trap and skeet leagues , rifle and pistol marksmanship programs have been promoted , to mention only a few . 
Meaning of the word marked with <WSD> tags:  the activity of contributing to the fulfillment of a need or furtherance of an effort or purpose