Louise Pentland, the chief legal officer of San Jose, California-based fintech company PayPal, closed out the first day of Berkeley Law School’s Peer 150 General Counsel Institute Thursday with some advice based on what she’s learned over her career journey.

“It’s hard if people don’t tell you what the unwritten rules are to be successful,” Pentland told the audience of mostly in-house lawyers at Berkel.ey’s Boalt Hall. Here are the steps Pentland outlined: