Khoudh el Caltrain, it costs less than $10. Fil weekend el train comes every 1 hour. Fil wost ejem3a every 15-30 minutes. Rod belek takhou Uber or Lyft expensive and not worth it.

Haw el website mta3 CalTrain, tnajem takhou your ticket online, wala t5aless sur place ki ta5ou train bil carta or cash. https://www.caltrain.com/

Also, od5ol google maps, w 7ot win bedhabt fil San Francisco l address and a3mel direction from your current location, yo5rojlek el tri9 click the bus/train tab within the map taw ya3tik bedhabt l schedule mta3 train w min win bedhabt ta5ouh l arret li ba7dheka ect... good luck and welcome to the states