Why MLS Soccer cannot be added to Zap2It Favorites? Never been possible. My Favorites are not many.
Good question, sadly I do not have an answer. Zap2It is a 3rd party site and while mods/members make reference to it, it isn't supported by Shaw.
You could inquire with Zap2It. At the bottom of their site they have links to their Twitter, Facebook, Google Plus and Pintrest. Chances are if you ask on Twitter or Facebook, could get a response!
Snip of their social media options:
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