Precedent: Facebook paid Caltrain a bunch of money to clean up those tracks a few months back.<p><a href="http:&#x2F;&#x2F;www.caltrain.com&#x2F;projectsplans&#x2F;Projects&#x2F;Caltrain_Capital_Program&#x2F;Menlo_Park_Ballast_Removal.html" rel="nofollow">http:&#x2F;&#x2F;www.caltrain.com&#x2F;projectsplans&#x2F;Projects&#x2F;Caltrain_Capi...</a>