&gt; Bart and Caltrain don&#x27;t connect and don&#x27;t schedule together.<p>Not sure about scheduling, but BART and Caltrain they connect at the Millbrae Transit Center.<p>&gt; Amtrak and Bart and Caltrain don&#x27;t connect.<p>As noted above, BART and Caltrain do connect. Amtrak and BART connect at the Richmond and Oakland Coliseum stations. Amtrak and Caltrain connect at San Jose Diridon Station (which is planned to also get BART service with the Silicon Valley BART extension.)<p>BART, Caltrain, Muni, and eventually California High Speed Rail -- among other transit systems -- are all planned to connect at the new Transbay Transit Center in SF, as well.<p>&gt; Tickets between Bart and muni have no discount<p>Untrue; BART to Muni transfers have a discount (or, in some cases, are free): <a href="https:&#x2F;&#x2F;www.clippercard.com&#x2F;ClipperWeb&#x2F;muni&#x2F;fares.do" rel="nofollow">https:&#x2F;&#x2F;www.clippercard.com&#x2F;ClipperWeb&#x2F;muni&#x2F;fares.do</a>