The official forums and Reddit, for example, offer the feedback of particular narrows slices of the game with a big time investment; Twitter, meanwhile, has much more breadth of feedback but less depth on individual issues. There are also focus groups and specific influential players courted by the development team just for feedback and information. Check out the full rundown if you’re curious about how the melange of feedback gets passed along to developers; this isn’t necessarily how every game does it, but it is how it happens for SWTOR.
Source: Official Site via Dulfy