Sign up for a free weekend round-trip ride from BART.
Round-trip BART ticket, good any Saturday or Sunday. One ticket per person, while supplies last (first 25,000 will receive a free ticket.) Ticket expires Dec. 26, 2022. No refunds. No exchanges. Offer valid May 5 - June 5, 2022. Only available to CA residents

https://bartable.bart.gov/featured/f...d-ticket-offer