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Open any large online community and you'll see the same problem. A few real people share useful things, while a crowd of bots, spammers and casual visitors fill the space around them. The more open the door, the harder it is to keep the room worth entering.
One simple way to raise the quality of a room is to ask people to sign up with a business email. This guide explains what that proves, what it doesn't, and how to use it well.
What a business email proves
A business email is an address on a company's own domain, such as [email protected]. When someone verifies one, they show two things:
- They control that inbox. A one-time code sent to the address, and typed back in, proves it.
- They are connected to a real domain. It isn't a throwaway address from a free provider.
That matters because most spam and fake accounts are made in bulk with free email addresses. Asking for a business email adds a small step that most casual users and bots will not take.
What it doesn't prove
It's important to be clear about the limits:
- It doesn't prove someone is a founder. An employee, a freelancer or a contractor can have a business email too.
- It doesn't stop a determined fake. Anyone can register a domain cheaply and create an address on it.
- It doesn't prove good behavior. A verified person can still be rude or push a sales pitch.
So a business email is a filter, not a guarantee. It should be one layer in a set of checks.
Why free emails like Gmail are blocked
Free email providers are easy to create in large numbers and impossible to link to a company. Blocking them is a quick way to remove the biggest source of spam and casual sign-ups. It also sends a signal to new members: this place is for people who run, or work in, a real business.
The trade-off is real. Some genuine founders haven't set up an email on their company's domain yet. They can add one in a few minutes with an email hosting service, and then they can join. For a community that wants quality over volume, that's a fair price.
How the check works
- You enter your business email.
- The site sends you a one-time code, usually 6 digits.
- You type the code to prove you can read mail at that address.
- Behind the scenes, the site can also check that the domain can receive mail.
That's all. It takes about a minute, and the code is only used once.
Other ways communities verify people
| Method | What it shows | Weakness |
|---|---|---|
| Business email with a code | You control an address on a company domain | Doesn't prove your role |
| LinkedIn profile | You have a public work history | Profiles can be fake or inflated |
| Application and review | A person looked at your answers | Slow, and depends on the reviewer |
| Invite-only | A member vouched for you | Hard to grow, and favors insiders |
| Paid membership | You were willing to pay | Doesn't prove who you are |
No method is perfect, which is why strong communities combine them.
How Founderhop uses it
Founderhop is a free place to meet verified founders and business owners on live 1-on-1 video. It combines several layers:
- A business email with a one-time code. Free emails such as Gmail aren't accepted.
- A profile with your name, business and role, plus an optional LinkedIn link, which the team can check.
- Reports and bans. You can report someone in one tap, the team reviews every report, and people who break the rules are banned.
- Privacy. Other members don't see your email address or your LinkedIn link. They see your name, role, company and country on the call. Calls are never recorded.
Still, no system keeps out every bad actor. Keep the habits in our guide to video chat safety for professionals, and look people up after a call before you share anything important.
How to set it up if you run a community
If you run your own community, these tips help:
- Keep the step short. One email and one code. Every extra field loses people.
- Explain why. A sentence such as "This keeps spam out" makes people feel it is for them.
- Say what you do with the email. Be clear that it isn't shown to others or sold.
- Add a way out. If a real founder is blocked, give them a way to write to a person.
- Pair it with moderation. Verification stops many problems at the door, and moderation handles the rest.
Frequently asked questions
Why does Founderhop block Gmail?
Free emails are easy to create in bulk and can't be linked to a company. Blocking them keeps spam and casual sign-ups out, so the people you meet are more likely to run a real business.
I'm a founder without a business email. What can I do?
Set up an address on your company's domain, such as [email protected]. Most domain and email hosting services can do this in a few minutes. After that you can verify it with a one-time code.
Does a business email prove I'm a founder?
No. It shows you control an address on a company's domain. That's why Founderhop also asks for your role and business (and lets you add a LinkedIn profile), and lets members report anyone who isn't who they say they are.
Does Founderhop show my email to other members?
No. Other members only see your name, role, company and country on a call. Your email address and LinkedIn link are not shown to them.
Is this the same as KYC?
No. KYC ("know your customer") checks usually involve government ID and are used in finance. A business email check is much lighter. It is a quick filter against spam, not an identity check.
Yash Gupta is the founder of Founderhop. Founderhop is a free place to meet other verified founders on live 1-on-1 video. About Founderhop