Four at-large seats on the Marin County Parks and Open Space Commission, which studies and recommends plans and strategies related to the acquisition, development, funding and management of county parks and open space, will be filled in July. The Board of Supervisors is seeking candidates with expertise and interest in education and community outreach, environmental preservation, recreation and wellness, fundraising and financial management. Applications are available at marincounty.org (click on Boards and Commissions) from the Clerk of the Board of Supervisors in Suit 329 at the Civic Center, in San Rafael. The deadline is Friday, June 28. For more information call (415) 473.7331.