Most everyday business and sales contracts can be signed electronically in the US: quotes, NDAs, bills of sale for goods, partnership agreements and simple loan notes. The federal ESIGN Act says a contract can’t be denied legal effect just because it’s electronic. There are a few real exceptions, though, and they tend to show up exactly in sales work, so it’s worth knowing where they are.

Which business and sales documents are commonly e-signed?

The documents small businesses e-sign most are the ones that close a deal or protect it. A customer signs a quote to accept the price and scope. Two companies sign a mutual NDA before swapping pricing or product plans. A seller and buyer sign a bill of sale for used equipment. Partners sign a partnership agreement when they start out. A friend or family member lending money to the business signs a promissory note.

What these have in common is that they’re ordinary contracts between private parties. That’s the easy case for e-signatures. ESIGN’s general rule is that a signature, contract or other record relating to a transaction “may not be denied legal effect, validity, or enforceability solely because it is in electronic form,” and a contract can’t be refused just because an electronic signature was used to form it.

Why does a signed record matter for sales of goods?

For goods, a signature isn’t only good practice. Under the Uniform Commercial Code, which states use for sales of goods, a contract for goods priced at $500 or more generally isn’t enforceable unless there’s a writing that shows a contract was made, signed by the party it’s being enforced against, and it isn’t enforceable beyond the quantity written down.

So if you sell a $3,000 batch of custom signage on a verbal yes and the customer backs out, you may have a hard time enforcing it. A signed quote or bill of sale with the quantity on it solves that. And ESIGN explicitly keeps sales and leases of goods (UCC Articles 2 and 2A) within its general rule, so an e-signed writing counts.

Where are the limits for business and sales documents?

The exceptions matter more than people expect. ESIGN doesn’t apply to most of the Uniform Commercial Code, other than a couple of general sections and Articles 2 and 2A. That means negotiable instruments, such as a promissory note that’s meant to be sold or transferred, sit outside ESIGN’s general rule. ESIGN has a separate section for electronic “transferable records,” but it only covers notes tied to loans secured by real property. For a simple, informal loan note between people who know each other, e-signing is common. For anything bigger, ask a lawyer how it should be signed.

Vehicles are the other big one. NHTSA explains that federal law requires a written odometer disclosure on the title when ownership of a vehicle transfers (with exemptions for some vehicles). The title transfer itself follows each state’s DMV process, which may mean signing the paper title in ink or using the state’s own electronic system. A vehicle bill of sale can often be e-signed, but it doesn’t replace the title.

ESIGN also excludes court orders and filings, wills, family-law matters, and certain notices such as utility shutoffs, foreclosure on a primary residence, and some insurance cancellations. Those rarely come up in sales, but our guide to documents you can’t sign electronically goes through them.

One more business point that isn’t about signatures at all: the kind of agreement depends on your business structure. The SBA lists a general partnership as carrying unlimited personal liability unless it’s structured as a limited partnership, while an LLC usually protects owners’ personal assets. A partnership agreement and an LLC operating agreement are different documents, so use the right one.

What’s a practical way to get sales documents signed?

Here’s a simple workflow that works for most small teams.

  1. Start from a template you’ve read and adapted once, so you’re not rewriting terms under deadline pressure.
  2. Fill in the deal-specific parts: names, price, quantities, dates. Have someone else check the numbers on anything large.
  3. Sign your side first when you’re the one making the offer, such as on a quote. That tells the customer the terms are final.
  4. Send it for e-signature with a short, plain note: what it is, what you need, and by when.
  5. Keep the final signed PDF and its audit trail together with your invoice or deal record. If a question comes up later, the audit trail shows who signed and when.

For a one-off NDA or a single bill of sale, the signing feature in a PDF app is often fine. A dedicated e-signature tool starts to pay off when you’re sending quotes every week, need several people to sign in order, or want reminders and a record of every step. For the legal background, read are electronic signatures legally binding.

We’re building SignWren for small businesses that send this kind of paperwork every week. The waitlist is open.

Which business and sales templates can you start from?

Our free templates for this industry are listed below, each with a short guide to filling it in and getting it signed.

This page is general information, not legal advice. For a specific contract or dispute, talk to a lawyer licensed where you are.