Don't find a marketing person, find someone who knows lots of marketing people and then invite that person to lunch.

不要找一个销售人员，找一个认识很多销售人员的人，然后请那个人吃午饭。

youdao

For many of us in the tech world a typical webinar usually goes like this: you invite lots of people who then sign up on your website or through an event management service like Eventbrite.

FORBES: How Google Is Forever Changing The Webinar