To simply run a webinar, there are options available like GoToWebinar, GatherPlace, Freebinar, WebEx and many more. All you need to do is set a date for the webinar and send invitees a link to a sign-up page.
Use the information gained from marketing automation to reactivate your old leads. Build a list in accordance to their purchase, activity level, website activity level, etc. This information will be helpful in reactivating your old leads.
Tips to make your webinar more successful