My Support to open a ticket and ask a any question, search through our collection of helpful documents and resources, request license keys, pay bills, and more. Of course, if you’re an OpenText customer without a My Support account you can register to get one! Have a question? Send us an email.
Also, you could try to mention how many subscribers you already have "Join 1,000 subscribers today" would sound quite trustworthy and usually results in credibility and trust.
Try to bring value to your subscribers and mention what you'll send them. Is it about shopping deals? latest news? specific industry announcements? Tell them what they'll get from you!