Partnership & Proposal Letters
Business development letters that open doors and close deals.
- Business Partnership Proposal Letter A polished Business Partnership Proposal Letter — ready to copy into Google Docs, Word, or PDF.
- Joint Venture Proposal Letter A polished Joint Venture Proposal Letter — ready to copy into Google Docs, Word, or PDF.
- Sponsorship Request Letter A polished Sponsorship Request Letter — ready to copy into Google Docs, Word, or PDF.
- Cold Outreach Sales Letter A polished Cold Outreach Sales Letter — ready to copy into Google Docs, Word, or PDF.
- Reseller Agreement Proposal A polished Reseller Agreement Proposal — ready to copy into Google Docs, Word, or PDF.
- Strategic Alliance Letter A polished Strategic Alliance Letter — ready to copy into Google Docs, Word, or PDF.
- Investor Pitch Cover Letter A polished Investor Pitch Cover Letter — ready to copy into Google Docs, Word, or PDF.
- Grant Proposal Cover Letter A polished Grant Proposal Cover Letter — ready to copy into Google Docs, Word, or PDF.
- Affiliate Partnership Letter A polished Affiliate Partnership Letter — ready to copy into Google Docs, Word, or PDF.
- Co-Marketing Proposal Letter A polished Co-Marketing Proposal Letter — ready to copy into Google Docs, Word, or PDF.
- Channel Partnership Letter A polished Channel Partnership Letter — ready to copy into Google Docs, Word, or PDF.
- Distribution Agreement Proposal A polished Distribution Agreement Proposal — ready to copy into Google Docs, Word, or PDF.
- Licensing Agreement Proposal A polished Licensing Agreement Proposal — ready to copy into Google Docs, Word, or PDF.
- White-Label Partnership Letter A polished White-Label Partnership Letter — ready to copy into Google Docs, Word, or PDF.
- Referral Partnership Letter A polished Referral Partnership Letter — ready to copy into Google Docs, Word, or PDF.
- Vendor Onboarding Proposal A polished Vendor Onboarding Proposal — ready to copy into Google Docs, Word, or PDF.
- Cross-Promotion Proposal Letter A polished Cross-Promotion Proposal Letter — ready to copy into Google Docs, Word, or PDF.
- Event Co-Hosting Proposal A polished Event Co-Hosting Proposal — ready to copy into Google Docs, Word, or PDF.
- Educational Partnership Letter (Schools) A polished Educational Partnership Letter (Schools) — ready to copy into Google Docs, Word, or PDF.
- Nonprofit Collaboration Proposal A polished Nonprofit Collaboration Proposal — ready to copy into Google Docs, Word, or PDF.
- Community Sponsorship Proposal A polished Community Sponsorship Proposal — ready to copy into Google Docs, Word, or PDF.
- Trade Association Membership Proposal A polished Trade Association Membership Proposal — ready to copy into Google Docs, Word, or PDF.
- Government Contract Bid Cover Letter A polished Government Contract Bid Cover Letter — ready to copy into Google Docs, Word, or PDF.
- RFP Response Cover Letter A polished RFP Response Cover Letter — ready to copy into Google Docs, Word, or PDF.
- Letter of Intent for Acquisition A polished Letter of Intent for Acquisition — ready to copy into Google Docs, Word, or PDF.
- Letter of Intent for Investment A polished Letter of Intent for Investment — ready to copy into Google Docs, Word, or PDF.
- Letter of Interest for Real Estate A polished Letter of Interest for Real Estate — ready to copy into Google Docs, Word, or PDF.
- MOU Cover Letter (Memorandum of Understanding) A polished MOU Cover Letter (Memorandum of Understanding) — ready to copy into Google Docs, Word, or PDF.
About Partnership & Proposal Letters
A partnership letter is a sales letter wearing a suit. It exists to make a busy decision-maker say yes to a thirty-minute conversation, not to close the deal in writing. The templates in this section are short on purpose — under three hundred words for the cold versions — and front-loaded with the value to the recipient rather than a description of the sender. The reader's first question is always "why should I care?" and the second is "why should I care now?" If both answers are buried in the third paragraph, the letter is filed unread. Use these templates as a starting structure and then rewrite the opening for the specific company, the specific person, and the specific moment. Generic partnership letters are routinely sent to spam folders by junior staff who never forward them up.
For more on how to write a letter in this category — the conventions, the pitfalls, and the specific rules of tone that apply — see our full Partnership & Proposal Letters writing guide.