The Law Office of Pamela A. Smith is easy to reach from every location in metropolitan Boston, and is set in an attractively restored, gray Victorian building.  Free parking is available.   Public transportation:  The office is conveniently located 2 blocks from the Newton Highlands stop on the Green Line.   From Boston: Take Mass. Pike/I-90 West to Exit 17 in Newton.  Take Washington Street for 1.2 miles.  Turn left on Walnut Street and drive 2 miles.     From Metrowest: Take Route 9 east 1.3 miles inside Route 128/I-95.  Turn left at lights onto Woodward Street for .1 mile.  Turn right onto Lincoln Street for .4 miles.  Turn left at lights on Walnut Street.    From Boston South: Take Route 128 North/I-95 North to Exit 20, Route 9 East.  Then follow the above directions from Metrowest.   From Boston North: Take Route 128 South/I-95 South until Route 9 East, Exit 20.  Then follow directions from Metrowest.