Influencer Partnership Cover Letters

I run a marketing agency that is ready to form genuine collaborations with key industry influencers. I need a talented copywriter to craft a small set of conversational cover letters that open doors and spark interest in long-term partnerships... (Budget: ₹750 - ₹1250 INR, Jobs: Article Writing, Business Writing, Content Writing, Creative Writing, Email Marketing, Ghostwriting, Marketing, Proposal Writing)