Hillsdale Mall
115 Hillsdale Mall
A large enclosed mall with mid- to high-end shops. features macy's, nordstrom, sears.
M is for Mystery
86 east third avenue, 650 401-8077 an excellent mystery bookstore, with knowledgable staff. holds many readings.
The area of downtown San Mateo around the intersection of 3rd Avenue and B street has a large number of local shops. There are also smaller shopping streets around 25th Avenue and 41st avenue, in both cases just west of El Camino Real.