What are the best features of a back rack bike for commuting in the city?

The best features of a back rack bike for city commuting are its ability to carry cargo, such as a backpack or groceries, securely and conveniently. The rack provides a stable platform for transporting items, freeing up your hands and making your commute more comfortable and efficient. Additionally, a back rack can also be used to attach panniers or baskets for even more storage options.