Touch every person in your network core regularly using one-to-one outreach in addition to any mass outreach efforts (i.e., your newsletter, podcasts, etc.). Email: Send a personal email to everyone in your network core a minimum of one time per quarter. If a contact doesn’t reply, wait at least a week to send another email, or just set them aside for another three months. Phone: Reach out by phone directly to your network core a minimum of twice per year.