However, at on ramps, many drivers treat Yield Signs as STOP, so don't be surprised to find someone stopped at the end of the ramp. Call for pickup. Taxis are generally available around the downtown hotels. Cash, not CabCharge. Oakland is reasonably safe at night, but avoid the back streets parallel to Craig Street.
Downtown is also reasonable safe, but there is little going on.
It is not a measure of food or service quality. Many are closed on Sunday and some on Monday. Ritter's is always open. Don't expect good or authentic Southwest cuisine. There is limited variety in ethic food available.