Microsoft 365 puts email, file storage, Word, Excel, Teams and security controls under one account per staff member. For many small businesses it is the step that turns a group of people with laptops into an organisation with shared systems. But it is not the right move for everyone, and a rushed migration can cause more disruption than it solves.
Here are five signs a business is ready, followed by what to check before you move.
1. Your email lives on free or overloaded accounts
If staff use personal Gmail or Yahoo addresses for work, or your company email sits on a web-hosting plan where mailboxes keep hitting their size limit, you have outgrown your setup. Personal addresses look less professional to clients, and the business does not own them: when someone leaves, their correspondence leaves too.
Microsoft 365 gives every staff member a mailbox on your own domain, with far more storage than a typical hosting plan, and it stays under the company's control.
2. Your files are scattered
A common picture: invoices on the accountant's laptop, contracts in someone's email, designs on a flash drive, and the latest price list forwarded on WhatsApp. When files live everywhere, people waste time looking for them, work from old versions, and lose them when a device fails.
OneDrive and SharePoint give each person and each team a proper home for files, with version history and sharing controls. If your team regularly asks "who has the latest one?", this is a sign.
3. People leaving takes access with them
When a staff member resigns, can you immediately stop their access to company email and files, and hand their work to someone else? If the honest answer is "we would have to ask them for their password", the business is carrying a real risk.
With Microsoft 365, accounts belong to the company. An administrator can block a sign-in, convert a mailbox for a colleague to use, and transfer files in minutes.
4. Your team works from more than one place
Staff who move between the office, home, client sites and their phones need the same files and email everywhere. If people are emailing documents to themselves to work on them later, or cannot join a meeting without a specific laptop, cloud tools will save them time every day.
5. Security depends on shared passwords
If several people share one login, if nobody uses two-step verification, or if you have already had an account taken over, security alone is a reason to move. Microsoft 365 supports multi-factor authentication on every account, and the higher plans add device management and stronger protection against phishing and malware.
Before you move: a checklist
If the signs above sound familiar, check these before migrating:
- Access to your domain. You will need to change DNS records for your domain to point email to Microsoft. Find out who registered the domain and make sure the business, not a former staff member or web designer, controls the account.
- Choose the right plan. Microsoft's business plans are for organisations of up to 300 users. Business Basic covers email, storage, Teams and the web and mobile versions of the Office apps. Business Standard adds the desktop apps. Business Premium adds device management and stronger security. Many businesses mix plans, giving each person only what they need.
- Take stock of what you are moving. List every mailbox, shared address (such as info@ or accounts@) and folder that needs to come across, and how much data is in each.
- Plan the switchover. Migrate mail and files in the background, then switch over at a quiet time, such as a Friday evening, so staff start Monday on the new system with their history already in place.
- Turn on security from day one. Enable multi-factor authentication for everyone before the first email arrives, not after the first incident.
- Train the team. A short session on where files go, how to share them and how to join a Teams meeting prevents most of the confusion in the first month.
Getting it right the first time
A Microsoft 365 migration is mostly careful planning: the domain, the plan, the data and the people. Get those right and staff barely notice the switch, apart from things working better.
TELDEV's cloud solutions team plans and runs Microsoft 365 migrations for small and growing businesses, and our helpdesk support keeps things running afterwards. If you are weighing up a move, tell us about your setup and we will tell you honestly whether it makes sense.
