Hi [Name], thank you for the previous collaboration on [Product]. We are planning another campaign around [angle], and your audience response looked like a strong fit. Would you be open to discussing a new round?

Hi [Name], we are looking for a small group of creators for ongoing product collaborations in [category]. Your content around [topic] feels aligned. Could I send more details about the partnership structure?

Thanks for sharing your expectations. We can support [confirmed terms]. If that works for you, I can send the brief and next steps.