How to Spot and Avoid Phishing and Spam Emails: A Small Business Owner's Guide

Every day, millions of dodgy emails land in inboxes across the UK, and small businesses are prime targets. If you've ever wondered whether that urgent payment request or surprise delivery notification is genuine, you're not alone. Email scams cost UK businesses millions each year, but the good news is that most can be spotted with a bit of knowledge.

Let me walk you through everything you need to know about protecting your business from spam emails and phishing scams, using plain English and practical tips you can use straight away.

What's the Difference Between Spam and Phishing Emails?

Before we dive into spotting these threats, let's clear up what we're dealing with:

Spam emails are unwanted messages, usually trying to sell you something you didn't ask for. Think of them as digital junk mail. They're annoying but generally harmless.

Phishing emails are much more dangerous. These are fake messages designed to trick you into giving away sensitive information like passwords, bank details, or personal data. They often pretend to be from companies you trust, like your bank, HMRC, or even Microsoft.

While spam might clutter your inbox, phishing emails can seriously damage your business if you're not careful.

Why Do Scammers Target Small Businesses?

You might think criminals only go after big corporations, but small businesses are actually attractive targets because:

• They often have fewer security measures in place
• Staff may not have received cyber security training
• There's valuable customer data and financial information to steal
• Small businesses often have less time to scrutinise every email carefully
• One successful attack can cause significant damage to a smaller operation

Common Warning Signs of Suspicious Emails

Learning to recognise phishing emails is your first line of defence. Here are the red flags to watch for:

Check the Sender Address Carefully

Legitimate companies use professional email addresses that match their website. Be suspicious of:

• Addresses with random numbers or letters (like "paypal123support@gmail.com")
• Slight misspellings of real company names ("amazom" instead of "amazon")
• Generic email providers for business communications

Always look closely at the sender's address, not just the display name.

Poor Grammar and Spelling

Professional companies proofread their emails. Watch out for:

• Obvious spelling mistakes
• Awkward phrasing or grammar
• Unusual language that doesn't sound like the company's usual tone
• Text that seems to have been poorly translated

Urgent or Threatening Language

Phishing scams often try to panic you into acting quickly. Be wary of messages claiming:

• "Your account will be closed in 24 hours"
• "Immediate action required"
• "Suspicious activity detected"
• "Click now or lose access"

Legitimate companies rarely demand immediate action via email for important account matters.

Unexpected Requests for Information

Be suspicious of any email asking for:

• Bank details or card numbers
• Passwords or PINs
• Personal information you wouldn't normally share
• Confirmation of payments you didn't make

Common Phishing Email Types to Watch For

Scammers often impersonate trusted organisations. Here are some you're likely to encounter:

Fake Company Emails

Phishing emails frequently pretend to be from:

• Banks (asking you to "verify" your account)
• HMRC (threatening penalties or offering refunds)
• Microsoft (claiming your subscription has expired)
• Delivery companies (asking for redelivery fees)
• Utility providers (demanding urgent payment)

Internal Business Scams

Some of the most dangerous phishing emails appear to come from within your own business:

• Fake emails from your "manager" requesting urgent payments
• Colleagues asking for sensitive information
• IT department requesting password changes

Always verify these requests through a separate communication channel.

Practical Steps to Protect Your Business

Here's what you and your team should do to stay safe:

Before Clicking Anything

1. Hover over links (don't click) to see where they actually lead
2. Check if the web address looks genuine (watch for slight misspellings)
3. Verify unexpected payment requests by calling the person directly
4. Never open attachments from unknown senders

When in Doubt

If you or your staff receive a suspicious email:

• Don't click any links or download attachments
• Check with the supposed sender using a phone number from their official website
• Ask a tech-savvy colleague for a second opinion
• When in doubt, delete the email

If You've Already Clicked

Don't panic, but act quickly:

1. Don't enter any personal information on the website you've landed on
2. Close your browser immediately
3. Change passwords for any accounts that might be affected
4. Run a security scan on your computer
5. Monitor your accounts for unusual activity
6. Consider seeking professional IT support

Simple Security Measures Every Business Should Take

Staff Training

Regular email security awareness training is one of the best investments you can make. Make sure everyone knows:

• How to spot suspicious emails
• What to do when they're unsure
• The importance of reporting potential threats

Technical Safeguards

• Use strong, unique passwords for all business accounts
• Enable multi-factor authentication wherever possible
• Keep software updated with the latest security patches
• Use reputable antivirus software
• Report suspicious emails to Action Fraud and your email provider

Quick Email Safety Checklist

Before acting on any business email, ask yourself:

• Do I recognise the sender's email address?
• Does the message sound like how this company normally communicates?
• Am I being asked to act urgently or threatened with consequences?
• Is the email asking for sensitive information I wouldn't normally share?
• Are there obvious spelling or grammar mistakes?
• Was I expecting this email?
• Does hovering over links show suspicious web addresses?

If you answer "no" to any of the first two questions, or "yes" to any of the others, treat the email with extra caution.

Protecting Your Business Starts With You

Email security doesn't have to be complicated, but it does require vigilance. By teaching yourself and your team to recognise phishing emails and avoid phishing scams, you're building a strong defence against business email fraud.

Remember, it's always better to be overly cautious with suspicious emails than to risk your business's security. When something feels off, trust your instincts and take a moment to verify before you click.

Stay safe, and don't let the scammers win.

Sources

• National Cyber Security Centre - Phishing attacks
• Action Fraud - Business email compromise
• Information Commissioner's Office - Email security guidance
• Get Safe Online - Email and phishing scams
• Cyber Security Breaches Survey 2027 - Department for Science, Innovation and Technology
• Which? Business - Email security guide