At carwow we have a styleguide. It’s a great way to keep a more consistent design and it also helps to improve designer and developer communication as it creates a common vocabulary for UI discussions.
Do you use FactoryGirl? Have you heard about traits? If not, then this post is for you!
Traits can be quite handy to dry up your factories. They basically group properties so you can use them on your factories and they’re a great way to avoid duplications.