Stamp Out Your Social Media Address! Stamping your social media address encourages new customers to find your business and engage with you, helping to grow your ever-expanding network. Use your self-inking stamp on invoices, gift tags, envelopes, thank you cards and more. Not suitable for glossy coated paper. If you're in need of a custom stamp, email us at (sales@tphanisdesigns.com) and give us your idea and one of our graphic designers will design a layout with you in mind.