RSVP ASAP. Access control for the building needs a list of people, and they can be quite humorless.
I've updated this Meetup. For more details, see the full listing:http://postgresql.meetup.com/1/calendar/11026861/
When: August 11,[masked]:30 PM
343 Sansome 7th Floor
San Francisco, CA 94108
RSVP limit: 30 "Yes" and "Maybe" RSVPs
If the changes affect your plans to attend, please take a moment to update your RSVP. (You can RSVP "No" or "Maybe" as well as "Yes".)
You can always get in touch with me through the "Contact Organizer" link on Meetup: http://postgresql.meetup.com/1/suggestion/