From the Inspectional Services Department, March 16, 2016: There will be a free, informational Question & Answer session on renovations and construction requirements for residents from 6 to 8 p.m. April 11 at the Inspectional Services Department, 831 Massachusetts Ave., Mid-Cambridge.

Topics to be reviewed include: How do I apply for a permit for renovation? When do I need a permit for construction? What do I ask prospective contractors? Should I have a contract? What should my contract include?

Preregistration is required by calling Martha Flynn at (617) 349-6107 or by sending email to her at [email protected]. For information, click here.