In the movie vantage point, forrest whitaker is shooting home video of the president when he catches something amazing – something newsworthy — with his camera. the term for this is called

it is an infinitive phrase with a subject.

there is a sequence and logical steps to give an answer of a trouble.

1) strategy is necessary to develop an project idea.

2) to study and know the environment where you are going to work ( ecosystem).

3)   the materials resources to built the ideas.

4) to give a priority order in the context that you study. in this case human needs.