Partnership & Proposal Letters
Business development letters that open doors and close deals.
- Business Partnership Proposal Letter A polished Business Partnership Proposal Letter — open in Google Docs, download as Word, or export to PDF.
- Joint Venture Proposal Letter A polished Joint Venture Proposal Letter — open in Google Docs, download as Word, or export to PDF.
- Sponsorship Request Letter A polished Sponsorship Request Letter — open in Google Docs, download as Word, or export to PDF.
- Cold Outreach Sales Letter A polished Cold Outreach Sales Letter — open in Google Docs, download as Word, or export to PDF.
- Reseller Agreement Proposal A polished Reseller Agreement Proposal — open in Google Docs, download as Word, or export to PDF.
- Strategic Alliance Letter A polished Strategic Alliance Letter — open in Google Docs, download as Word, or export to PDF.
- Investor Pitch Cover Letter A polished Investor Pitch Cover Letter — open in Google Docs, download as Word, or export to PDF.
- Grant Proposal Cover Letter A polished Grant Proposal Cover Letter — open in Google Docs, download as Word, or export to PDF.
- Affiliate Partnership Letter A polished Affiliate Partnership Letter — open in Google Docs, download as Word, or export to PDF.
- Co-Marketing Proposal Letter A polished Co-Marketing Proposal Letter — open in Google Docs, download as Word, or export to PDF.
- Channel Partnership Letter A polished Channel Partnership Letter — open in Google Docs, download as Word, or export to PDF.
- Distribution Agreement Proposal A polished Distribution Agreement Proposal — open in Google Docs, download as Word, or export to PDF.
- Licensing Agreement Proposal A polished Licensing Agreement Proposal — open in Google Docs, download as Word, or export to PDF.
- White-Label Partnership Letter A polished White-Label Partnership Letter — open in Google Docs, download as Word, or export to PDF.
- Referral Partnership Letter A polished Referral Partnership Letter — open in Google Docs, download as Word, or export to PDF.
- Vendor Onboarding Proposal A polished Vendor Onboarding Proposal — open in Google Docs, download as Word, or export to PDF.
- Cross-Promotion Proposal Letter A polished Cross-Promotion Proposal Letter — open in Google Docs, download as Word, or export to PDF.
- Event Co-Hosting Proposal A polished Event Co-Hosting Proposal — open in Google Docs, download as Word, or export to PDF.
- Educational Partnership Letter (Schools) A polished Educational Partnership Letter (Schools) — open in Google Docs, download as Word, or export to PDF.
- Nonprofit Collaboration Proposal A polished Nonprofit Collaboration Proposal — open in Google Docs, download as Word, or export to PDF.
- Community Sponsorship Proposal A polished Community Sponsorship Proposal — open in Google Docs, download as Word, or export to PDF.
- Trade Association Membership Proposal A polished Trade Association Membership Proposal — open in Google Docs, download as Word, or export to PDF.
- Government Contract Bid Cover Letter A polished Government Contract Bid Cover Letter — open in Google Docs, download as Word, or export to PDF.
- RFP Response Cover Letter A polished RFP Response Cover Letter — open in Google Docs, download as Word, or export to PDF.
- Letter of Intent for Acquisition A polished Letter of Intent for Acquisition — open in Google Docs, download as Word, or export to PDF.
- Letter of Intent for Investment A polished Letter of Intent for Investment — open in Google Docs, download as Word, or export to PDF.
- Letter of Interest for Real Estate A polished Letter of Interest for Real Estate — open in Google Docs, download as Word, or export to PDF.
- MOU Cover Letter (Memorandum of Understanding) A polished MOU Cover Letter (Memorandum of Understanding) — open in Google Docs, download as Word, or export to 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.