My partner and I were considering purchasing a Burley Travoy (http://www.burley.com/products/cargo-utilities/travoy.cfm). We thought we might do this because we like to get groceries at Rainbow in ...
Do I need a folding bike to do this? What are the rules? Also, even if it's allowed, is it practical to do so? Subways get pretty crowded during rush-hour, and it's hard to imagine taking a bike there ...