Common E-Signature Mistakes That Invalidate Contracts (and How to Avoid Them)

🕒 Reading time: 5minutes

Publish date: November 07, 2025

Publish date: November 7, 2025

🕒 Reading time: 5 minutes

how to draft a purchase agreement
how to draft a purchase agreement
how to draft a purchase agreement

E-signatures have become the quiet engine behind modern business. They move deals across borders, unlock approvals in minutes, and allow teams to collaborate without shuffling paper across conference tables. Yet beneath the convenience sits a fragile reality. A single overlooked detail can unravel an agreement that everyone believed was solid. 


Many organizations stumble not because they lack a tool but because they underestimate the discipline and structure required to make every signature count. When an important contract is questioned or rejected, the setback is not just procedural. It strikes at trust, timelines, and the credibility teams work hard to build.

Why E-Signature Errors Are a Serious Problem

The legal and financial impact of invalid e-signatures


The moment an agreement becomes legally unreliable, everything that follows is put at risk. Courts examine not only what was signed but also how it was signed. If the process fails basic legal requirements, even the clearest intentions crumble under scrutiny. Laws such as the Electronic Signatures in Global and National Commerce Act in the United States and the eIDAS Regulation in the European Union outline what makes an electronic signature enforceable. 


When a signing workflow misses key elements like identity verification, audit trails, or document integrity, the contract can be nullified. The fallout grows quickly. Teams lose deals they believed were secure. Deadlines slip. Reputation suffers. And what should have been a straightforward process becomes an expensive recovery effort.


Common misconceptions that lead to risk


Plenty of signing issues begin with assumptions. Some believe that applying an e-signature is no more complex than pressing a button. Others assume that the mere act of using a digital tool guarantees legal protection. There is also widespread confusion between basic electronic signatures and more advanced or qualified versions that incorporate digital certificates. 


Each type carries different legal weight. Treating them as interchangeable creates cracks that opponents can exploit. The gap between perception and legal reality is where contracts often fall apart.


9 Mistakes That Invalidate Contracts and How to Avoid Them

Mistake 1: Using an Unverified or Insecure Signing Platform


Problem: When a platform lacks proper encryption, identity verification, or tamper-evident records, it compromises the entire agreement. An incomplete audit trail or non-compliant system leaves contracts vulnerable.


Solution:

  • Choose providers with documented compliance with standards such as ESIGN, UETA, and eIDAS.

  • Prioritize identity verification, audit logs, and secure storage.

  • Review certifications and vendor practices regularly to ensure nothing has slipped out of date.


Mistake 2: Failing to Verify Signer Identity and Authority


Problem: Contracts fall apart when someone without proper authority signs on behalf of a company or when verification is too weak. Fraud and enforceability issues frequently emerge in these scenarios.


Solution:

  • Use authentication methods that go beyond email alone, such as SMS codes or ID checks.

  • Confirm titles and decision-making authority.

  • For sensitive agreements, consider additional measures like notarization or video proof.


Mistake 3: Using a Simple Image Signature or Scanned Signature Only


Problem: Uploading a picture of a signature might feel convenient, but it provides little legal protection. Without a verifiable trail, this method rarely holds up during disputes.


Solution:

  • Use signatures supported by digital certificates when needed.

  • Ensure your platform shows integrity markers such as time-stamps and version tracking.

  • Clarify the type of signature used and why it fits the contract.


Mistake 4: Not Ensuring Contract Completeness and Version Control


Problem: When outdated drafts, missing pages, or uninitialled changes make their way into the final document, disputes become inevitable. Opposing parties can claim alterations or misrepresentation.


Solution:

  • Confirm the final version is complete before sending for signature.

  • Centralize versions and discourage signing printed or locally stored drafts.

  • Embed page numbers and track changes within the document.


Mistake 5: Overlooking Regulatory or Jurisdictional Requirements


Problem: Contracts may meet general standards but fail specific state, federal, or international rules. Some agreements require special forms or notarization to be valid.


Solution:

  • Research laws that apply to each party's location.

  • Identify which jurisdiction governs the agreement.

  • Keep evidence of compliance, including certifications and audit logs.


Mistake 6: Neglecting Post-Signing Preservation and Archiving


Problem: Signatures lose value when documents are lost, corrupted, or stored in formats that cannot be validated months or years later. This exposes agreements to challenges that can weaken their reliability over time.


Solution:

  • Store fully executed copies with complete audit trails.

  • Prepare long-term archiving plans for contracts that must remain valid over many years.

  • Periodically check stored files for integrity issues.


Mistake 7: Inadequate Signer Consent or Lack of Intent


Problem: If a signer claims they did not understand or intentionally approve the agreement, the validity of the contract becomes vulnerable. Courts will closely examine the signing process to determine whether genuine intent was present.


Solution:

  • Make signers actively confirm their intent through checkboxes or similar prompts.

  • Provide full access to the document before signature.

  • Capture metadata such as IP addresses and signing timestamps.

Mistake 8: Poor Integration with Contract Workflow or Mis-Matching Signing Scenarios


Problem: Even legitimate signatures fail when the workflow is incomplete or mismatched to the contract's risk level. This disconnect can weaken the overall enforceability of the agreement and create avoidable vulnerabilities.


Solution:

  • Assign different signature requirements by contract category.

  • Ensure the journey from drafting to archiving is unified.

  • Train team members to recognize when higher-assurance signatures are necessary.


Mistake 9: Ignoring Mobile or Remote Signing Risks


Problem: Mobile and remote signing introduce unique security risks that can undermine the entire agreement. Unsecured devices, public networks, and phishing attempts create openings that attackers can exploit.


Solution:

  • Require secure authentication for mobile signers.

  • Educate users about unsafe networks and device-sharing risks.

  • Use platforms with strong mobile protections and session management.


Checklist and Best Practices for Flawless E-Signatures

Pre-Signing Checklist


  • Validate compliance features such as encryption and audit trails.

  • Confirm the identity and authority of every signer.

  • Ensure the entire contract is final and consistent.

  • Review legal and jurisdictional requirements.

  • Instruct signers on safe remote or mobile signing.


During-Signing Checklist


  • Require active confirmation of consent.

  • Match signature level to contract risk.

  • Collect complete metadata for every action.

  • Verify signing order is followed correctly.


Post-Signing Checklist


  • Store the final version and audit record.

  • Make backups outside the signing tool.

  • Monitor archives for integrity.

  • Track contract renewal dates or termination requirements.


Creating Secure Digital Agreements That Stand the Test of Time

While technology has transformed the way agreements move across teams and borders, the responsibility behind every signature has only grown. Businesses that treat e-signatures as more than a simple task preserve not only their contracts but their relationships and momentum. When the signing experience is structured and intentional, every party gains confidence that the deal they believed in is the deal that will hold up tomorrow. 


At ROGER, we believe trust is built one verified signature at a time. Our platform is designed to help you close agreements with clarity, security, and confidence. We are here to support your team as you create digital contracts that protect the work you value most.