Library Volunteer Info. Oakland Public Library information session for folks interested in volunteering, including summer lunch program site volunteers, adult literacy tutors, preschool story readers, Library Advisory Commission members, bookstore volunteer staff and outreach. 10 to 11:15 a.m. March 16. Oakland Public Library, 1021 81st Ave., Oakland. Register by phone or website. 510-238-6572, www.oaklandlibrary.org/volunteer.

Habitat for Humanity Homeowner Orientation. Find out if you're eligible to own your own home at orientation looking at requirements, qualifications and pre-applications for 2, 3 or 4-bedroom homes in Alameda and Contra Costa counties. 10 a.m. to Noon March 16. Tassafaronga Community Room, 930 84th Ave., Oakland. Free. 510-251-6304 ext. 371, www.HabitatEBSV.org.

Mendocino Chamber Opera: Lovers and Telephones. Performances of Gian-Carlo Menotti's "The Telephone" and Seymour Barab's comic opera, "Out the Window." Directed by Ann Woodhead with pianist Jack Leung. In English. 8 p.m. March 16. Piedmont Center For The Arts, 801 Magnolia Ave., Piedmont. $20 general. $10 students. 510-414-7356, www.piedmontcenterforthearts.org.

Salomé Chamber Orchestra Ensemble. A performance by the Salomé Chamber Orchestra, New York City's conductor-less string ensemble. 8 p.m. March 16. Mills College, Jeannik Méquet Littlefield Concert Hall/Greek Amphitheater, 5000 MacArthur Blvd., Oakland. $15 general. $10 seniors/students. 510-430-2334, musicnow.mills.edu.

"Sing into Spring" annual Spring Concert. The Oakland Bay Area Community Chorus' annual celebration features African American Spirituals and gospel selections, and choral music. 4 p.m. March 17. Our Lady of Lords Catholic Church, 2808 Lakeshore Ave., Oakland. $10 to $20. 510-530-8552, OaklandBaycomchorus.com.

The Anything Goes Chorus. The Anything Goes Chorus brings jazz, Broadway, pop and a cappella tunes together. 7:30 p.m. March 23. First Congregational Church, 2501 Harrison St., Oakland. $5 to $20. 510-350-8323, www.ellenrobinson.com.

Free Symphony Concert. The Prometheus Symphony Orchestra holds its fourth, free, family concert of the season, which features acclaimed young violinist Stephen Waarts. 3 to 5 p.m. March 24. St. Paul's Episcopal Church, 114 Montecito Ave., Oakland. Free. 510-409-3810, www.prometheussymphony.org.