Being the largest player, and really the only significant one, in silver streaming offers Silver Wheaton (WPM 0.97%) some tremendous advantages. While some might be intangible, other material advantages are certainly apparent. Successful histories with some of the largest miners in the world have allowed Silver Wheaton to contract silver production from mines such as Barrick Gold's (B 1.25%) Pascua-Lima mine and Goldcorp's (GG) Penasquito mine. These advantages have led to bright long-term forecasts from Silver Wheaton brass. For more details on these possible reasons to invest, check out Motley Fool analyst Taylor Muckerman's short video below.