Can this addendum be signed electronically?

Yes. Electronic signatures are valid under the federal ESIGN Act (15 U.S.C. §7001) and UETA where adopted, provided the parties demonstrate intent, consent to electronic transactions, attribution to the signer, and retention of an accurate record.

Do I need a notary or witnesses?

Not universally. Some states or specific conveyances may require notarization or witnesses; check state law for the document type and confirm with escrow or lender requirements.

Who must sign to bind a company?

An authorized officer or an agent with express authority should sign. For corporate parties obtain a board resolution or officer certificate when necessary to prove authority.

How do I fix an error after signing?

Execute a corrective addendum or amendment signed by all original parties. Avoid unilateral edits to executed documents; if contested, seek legal advice.

How can I revoke or cancel an addendum?

Revocation requires mutual agreement or a rescission addendum signed by all parties. Contractual termination provisions and governing law determine available remedies.

What is the best way to store executed copies?

Retain signed originals or certified electronic copies with a verifiable audit trail. Follow applicable retention periods such as IRS rules or industry-specific requirements.

Electronic Signature
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Miscellaneous
Business Buyers Agreement Addendum

Business Buyers Agreement Addendum

This template is fully customizable. Edit the text, fill out the fields, and send it for signature. Give it a try!

BUSINESS BUYERS AGREEMENT ADDENDUM

This Business Buyers Agreement Addendum (the Addendum) is entered into as of by and between:

Buyer Name: Buyer Address: Seller Name: Seller Address:

WHEREAS

WHEREAS, the parties entered into a Business Buyers Agreement dated (Original Agreement) concerning the purchase and sale of the business identified therein; and

WHEREAS, the parties desire to amend certain terms of the Original Agreement as set forth in this Addendum, and to confirm that, except as expressly modified by this Addendum, the Original Agreement remains in full force and effect.

SCOPE OF WORK

The parties agree that the obligations, assets, liabilities and transition services to be provided or transferred shall be as follows. Any obligations not expressly modified below remain governed by the Original Agreement.

Detailed description of additional or revised obligations, deliverables and exclusions:

PAYMENT TERMS

The following provisions amend and supplement the payment provisions of the Original Agreement:

Total Purchase Price: Deposit (if any): Payment Schedule / Milestones:

Late payments shall bear interest at the rate specified below, calculated from the date payment is due until paid in full:

Late Fee / Interest:

TERM AND TERMINATION

The term of this Addendum will commence on the Start Date below and continue until the End Date below unless earlier terminated in accordance with this Addendum or the Original Agreement.

Start Date: End Date:

Notice of Termination (required days' notice):

Termination for material breach shall be subject to any cure periods provided in the Original Agreement, except as otherwise agreed herein.

CONFIDENTIALITY

Each party acknowledges that in connection with performance under this Addendum it may receive Confidential Information of the other party. Confidential Information shall include, without limitation, business plans, financial data, customer lists, trade secrets and information designated as confidential.

Each party agrees (a) to hold Confidential Information in strict confidence, (b) to use Confidential Information solely for the purposes contemplated by the Original Agreement and this Addendum, and (c) not to disclose Confidential Information to any third party except to employees, advisors or affiliates on a need-to-know basis who are bound by confidentiality obligations no less restrictive than those contained herein. Confidential Information shall not include information which: (i) is or becomes publicly available through no breach by the receiving party; (ii) was lawfully in the receiving party's possession prior to receipt from the disclosing party; or (iii) is rightfully received from a third party without a duty of confidentiality.

GOVERNING LAW

This Addendum shall be governed by and construed in accordance with the laws of the state of without regard to its choice of law rules.

ENTIRE AGREEMENT; AMENDMENT

This Addendum, together with the Original Agreement, constitutes the entire agreement between the parties with respect to the subject matter hereof and supersedes all prior and contemporaneous negotiations, representations and agreements, whether written or oral. Except as expressly modified by this Addendum, all terms and conditions of the Original Agreement remain unchanged and in full force and effect.

Any amendment or modification to this Addendum must be in writing and signed by authorized representatives of both parties to be effective.

REPRESENTATIONS AND AUTHORITY

Each party represents and warrants that it has the full power and authority to enter into and perform this Addendum, that the person signing on its behalf is duly authorized, and that the execution, delivery and performance of this Addendum will not violate any agreement to which it is a party.

MISCELLANEOUS

If any provision of this Addendum is held invalid or unenforceable, the remaining provisions shall continue in full force and effect. The headings in this Addendum are for convenience only and shall not affect its interpretation.

Additional agreed terms or special provisions (if any):

Buyer:

By:

Date:

Seller:

By:

Date:

What a Business Buyers Agreement Addendum Is and When It Applies

A Business Buyers Agreement Addendum is a supplemental contract that modifies or clarifies terms in an existing buyer agreement for the sale or purchase of a business or business assets. Typical uses include changes to purchase price, closing date, included assets or liabilities, seller representations, escrow instructions, and post-closing obligations. The addendum becomes part of the primary agreement when executed by the parties and should reference the original contract, state the amendment items clearly, and include signature blocks for each party. Properly drafted addenda reduce ambiguity and support enforceability.

Why Use an Addendum for a Buyers Agreement

An addendum lets parties document negotiated changes without redrafting the entire agreement. It preserves the original contract’s history, reduces review time, and narrows the scope of amendment to the specific clauses that require modification, improving clarity for closing, financing, and post-closing obligations.

Who Typically Prepares and Signs This Addendum

Each signer should have authority to bind the entity they represent; corporate resolutions or proof of authority are often required.

Buyers and Buyer Representatives — document negotiated changes, adjust financing or due diligence contingencies.
Sellers and Seller Representatives — confirm asset lists, indemnity limits, and closing mechanics.
Brokers, Lenders, and Attorneys — review for compliance with financing terms, title, tax, and regulatory implications.

Step-by-Step: How to Complete and Execute the Addendum

Follow these sequential steps to prepare, approve, and execute an addendum with minimal delay.

01

Draft: Prepare a concise amendment listing each modified clause and cross-referencing the original agreement.
02

Review: Have counsel, lender, and broker review changes for legal, tax, and financing impacts.
03

Authorize: Confirm signatory authority; obtain corporate resolution or power of attorney if needed.
04

Execute: All parties sign and date; retain copies and update closing checklists and escrow instructions.

Core Components to Include in a Professional Addendum

A professionally drafted addendum is concise but complete. Include references to the original contract, clear amendment language, and execution details so the modification is enforceable and easy to locate during closing and post-closing.

Reference

Exact title and date of the original buyer agreement.

Amendment Items

Numbered list of each modified clause with before-and-after wording when practical.

Effective Date

Date when amended terms become operative.

Consideration

Monetary amounts, credits, or other exchange terms for the amendment.

Authority

Statement confirming signers have authority to bind their entities.

Signatures

Signature lines for all parties, dated and identified by printed name and title.

Essential Data Elements and Record Details

Party Names: Full legal entity names

Entity Types: LLC, Corporation, Partnership, or Individual

Tax IDs: EIN or SSN as applicable

Addresses: Registered business address

Effective Date: MM/DD/YYYY format

Signatory Titles: Officer or authorized representative

Where to Send and How the Addendum Is Routed

Clarify routing so all stakeholders receive executed copies and escrow or financing conditions are updated promptly.

To Seller: Deliver fully executed copy to seller and retaining counsel.
To Buyer: Deliver fully executed copy to buyer and financing contacts.
To Lender / Escrow: Provide executed addendum to lender and escrow agent to update closing instructions.
To Advisors: Circulate to accountants, tax advisors, and brokers for records.

How to Configure a Digital Signing Workflow

Set up a digital workflow to place fields, control routing, and enforce authentication for each signer.

Field	Configuration
Signature Fields	Place signer and date fields for each party
Authentication	Email plus optional SMS code or ID verification
Routing	Sequential signing to ensure order
Notifications	Enable reminders and completion emails

Technical Considerations for eSigning and eSubmission

Choose settings that meet legal and contractual authentication needs and preserve audit trails for later review.

Supported Formats: PDF, DOCX, or fillable form
Integrations: Salesforce, NetSuite, Microsoft 365 supported
Authentication: Email, SMS code, or advanced ID checks

Real-World Examples of Addenda in Practice

These condensed case notes show common outcomes when addenda are used to adjust closing terms.

Optica Ventures LLC

The team needed a short-term closing extension due to financing delays

one-week extension added to closing date
The addendum referenced the original purchase agreement and was signed electronically by all parties, allowing the transaction to close without renegotiating other economic terms.

Xerox (NetSuite Operations)

A buyer discovered additional assets post-signing and required inclusion in the sale

asset schedule added as Exhibit A
Counsel drafted an addendum listing the assets explicitly and both parties signed, preventing later disputes over ownership and facilitating updated accounting entries.

Common Preparation Mistakes to Avoid

Using vague language that creates interpretive disputes later; specify exact terms.
Failing to cross-reference the original agreement section numbers and dates, which can cause ambiguity.
Omitting signatory authority verification, leaving signatures open to challenge.
Not updating escrow or lender instructions to reflect amended closing conditions and amounts.

Risks and Legal Consequences from an Incorrect Addendum

Breach Exposure: Damages or specific performance claims

Financing Failure: Loss of lender commitments or loan conditions

Tax Risk: Incorrect reporting or missed elections

Delay Costs: Extended escrow and holding costs

Enforceability: Void or voidable amendment if authority absent

I-9 / Employment: Related compliance penalties if employment obligations misstated

eSignature Vendor Pricing and Feature Snapshot (signNow first)

Compare starting prices and key feature availability for common eSignature vendors to inform platform selection for executing addenda.

	signNow	DocuSign	Adobe Sign	PandaDoc	HelloSign
Starting Price	$8/user/mo	$15/user/mo	$14/user/mo	$19/user/mo	$15/user/mo
Free Trial	Yes, 7-day trial	Yes, trial available	Yes, trial available	Yes, trial available	Yes, trial available
Bulk Send	Yes	Yes	Yes	Yes	No
Audit Trail	Yes	Yes	Yes	Yes	Yes
HIPAA Compliant	Yes	Yes	Yes	No	No

Frequently Asked Questions About the Addendum

Answers to common legal and practical questions about preparing, executing, and storing a Business Buyers Agreement Addendum.

Need help? Contact support

Can this addendum be signed electronically?
Yes. Electronic signatures are valid under the federal ESIGN Act (15 U.S.C. §7001) and UETA where adopted, provided the parties demonstrate intent, consent to electronic transactions, attribution to the signer, and retention of an accurate record.
Do I need a notary or witnesses?
Not universally. Some states or specific conveyances may require notarization or witnesses; check state law for the document type and confirm with escrow or lender requirements.
Who must sign to bind a company?
An authorized officer or an agent with express authority should sign. For corporate parties obtain a board resolution or officer certificate when necessary to prove authority.
How do I fix an error after signing?
Execute a corrective addendum or amendment signed by all original parties. Avoid unilateral edits to executed documents; if contested, seek legal advice.
How can I revoke or cancel an addendum?
Revocation requires mutual agreement or a rescission addendum signed by all parties. Contractual termination provisions and governing law determine available remedies.
What is the best way to store executed copies?
Retain signed originals or certified electronic copies with a verifiable audit trail. Follow applicable retention periods such as IRS rules or industry-specific requirements.

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