A shared mailbox solves the problem of one person holding all the enquiries. It does not solve the problem of several people trying to answer them at once.
That second problem announces itself in ways that have nothing to do with volume. You can have twenty conversations a week and be thoroughly tangled, or a hundred and be fine, depending entirely on how many people are involved and how much history matters.
So the question is not how busy you are. It is whether anybody can tell, at a glance, what has been picked up and by whom.
The symptoms, in the order they usually arrive
Two replies to the same message. The customer receives two answers, occasionally contradicting each other. This is the clearest signal, because it means there is no way to claim a conversation.
Nothing sitting anywhere visible. Something waits nine days, nobody notices, and it surfaces when the customer chases. Not through carelessness, but because an inbox has no concept of overdue.
Discussion happening elsewhere. “How should I answer this?” asked in a chat app, with the reasoning ending up somewhere entirely separate from the conversation it belongs to. Six months later nobody can reconstruct why a decision was made.
Retyping the same answer. The same eight explanations, written afresh each time, slightly differently, with slightly different detail depending on who is typing.
No history when it matters. A customer refers to something from last year. The email exists somewhere. Finding it takes longer than the reply itself.
No idea how you are doing. You cannot say how long you take to reply, and if a client asks you to commit to a response time, you have nothing to base it on.
What a desk gives you that a mailbox cannot
Ownership. A conversation can be assigned to a person, so everybody can see whose job it is. This alone eliminates the double reply.
Status. Open, waiting on the customer, closed. An inbox has read and unread, which is not the same thing at all and never has been.
Internal notes. A note attached to the conversation, visible to colleagues and not to the customer. The reasoning stays where the conversation is, which is worth more than it sounds the first time somebody covers for you.
Saved replies. The eight explanations, written once properly, then adjusted for each customer. Better written than anything typed in a hurry, and they make handing over far easier.
History by person. Everything a customer has ever asked, in one place, without searching. This changes the tone of support more than any other single feature, because you stop asking people to remind you.
Numbers. How long you take to first reply, how long to resolve, how much is arriving and when. Useful for spotting a pattern, and necessary the moment you promise anybody a response time.
The tell is usually ownership, not volume. If you regularly have to ask a colleague whether they have picked something up, a desk will help you today. If enquiries arrive steadily but only one person ever answers them, a tidy shared mailbox may serve you perfectly well for years.
What it will cost you, honestly
Money, usually per person. Most desks charge for each member of staff who answers, which is worth calculating against the alternative rather than assuming it is small.
A migration. Moving history across is possible and rarely as clean as anybody hopes. Starting fresh, with the old mailbox kept readable for reference, is often the pragmatic answer.
A habit change. The tool only works if everybody stops replying from their own email and uses it. That transition is the part that fails, and it fails through convenience rather than objection.
A risk of sounding corporate. This is the one worth guarding against hardest. Ticket numbers, automated “your case has been logged” messages and reply templates that have not been touched in a year will make a small business feel like a call centre, which is the opposite of the reason people chose you.
Keeping it human
A desk is a filing system, not a personality. The customer should not be able to tell you are using one, beyond the fact that you seem organised.
So use real names and real sign-offs. Keep the automatic acknowledgement short and honest. Treat saved replies as a starting point that always gets edited, never as the finished message. Be sparing with ticket references, and if you must show one, do not make it the subject line. And do not let the availability of a status called “closed” become the goal, because a conversation closed briskly is not the same as a customer helped.
When it earns its keep
Rough guides rather than rules, and any one of these is usually enough.
More than two or three people answering the same address. Anything you have promised a response time on, whether that is in a contract or simply on your website. Work where the same customers come back repeatedly and their history genuinely matters. Or the point at which somebody is spending real time each week working out who is dealing with what.
If none of those apply, a shared mailbox with clear conventions is not a compromise. It is the right tool, and it is less work.
Where to start
Before choosing anything, spend a fortnight writing down every time something went wrong: a double reply, a message sitting too long, an answer retyped, a history you could not find. That list tells you which of the features above you actually need, and it is a far better guide than a comparison table.
Then trial one desk with one address and the people who answer it. Not the whole business, and not three products at once.
We run a desk ourselves for exactly these reasons, so we have opinions about what matters and what turns out to be decoration. If you are weighing it up, get in touch and we will tell you honestly whether we think you need one yet, or read more about how we look after business email.