Business hours display
that updates itself

The difference shows up as soon as you write what people actually ask at the door:

• «Are you open now?» not «what are your hours». A live yes or no is a different piece of information from a timetable, and it is the one that gets acted on. A timetable requires the reader to know what time it is and do the arithmetic.
• «How long is the wait?» In anything with a queue or appointments, this decides more visits than the hours do. It changes through the day and no printed sign can carry it.
• «Will you still be serving when I get there?» The last order, the last appointment, the last wash. Almost every business has a cut-off before closing and almost none of them display it, which produces the worst possible outcome: someone arrives, and gets turned away by a person rather than by a sign.

That last one is worth dwelling on because it is pure loss: a customer turned away at the counter has already spent the effort of coming, and the frustration attaches to the business rather than to the timing. Displaying the cut-off costs one line and converts that irritation into a decision made calmly ten minutes earlier.

There is a second audience for the same information, and it is the one that decides tomorrow's visit rather than today's: people walking past outside opening hours. In many shops they outnumber the ones passing while open. For them the useful content is not «closed» — it is when you next open, which is the only thing they can act on.

Stand outside your own door after closing and read what is there. If it tells you the shop is shut but not when it opens again, it is answering the one question the reader already knew the answer to.

So the Sunday line is the most valuable line of the week, and it is the one most signs treat as an afterthought. Every other day follows a pattern people can infer: if you open at nine on Tuesday you probably open at nine on Wednesday. Sunday follows nothing. Ten to four, eleven to five and noon to six are all perfectly ordinary answers, and the person outside cannot narrow it down by reasoning — only by reading. Which means a Sunday that is missing from the sign is not a small gap: it is the one day where the sign was the only source.

The same applies twice over on Easter Sunday and Christmas Day, when the larger shops are closed by law and everyone else is a coin toss. Those two dates generate more wasted journeys than the rest of the year put together, precisely because half the high street has no choice and the other half does. Whichever side you are on, the useful sentence is the same and it is not «closed»: it is the date and time you next open.

And then there is the thing that catches out anyone trading near a border or serving visitors: there is no single bank holiday calendar. England and Wales, Scotland and Northern Ireland each run their own — the second of January and St Andrew's Day north of the border, St Patrick's Day and the Twelfth in Northern Ireland, and Easter Monday not landing the same way everywhere. A customer who has driven an hour is working from the calendar of where they live, not from yours. It is also worth remembering that a bank holiday obliges nobody to shut: half your street will be open and the other half will not, and nothing about the day tells the passer-by which is which.

All of it comes down to about a dozen dates, and they are known a year ahead. That is the part worth taking seriously: this is not a daily maintenance job, it is one afternoon with a calendar, after which the right message appears on the right morning and disappears the next. A printed sign cannot do that, so it gets a handwritten note taped over it — and a handwritten note is read as a business improvising, which is the exact opposite of what a shop wants to convey on the day it most needs to be believed.

To be straight with you: we display the hours you set, and we do not know your floor area, your nation or your trade. Which rules apply to your shop is a matter for your local authority or your trade body — the point here is only that Sunday and a dozen dates a year carry more weight than the whole rest of the timetable, and that almost nobody plans them.

Seven lines with dates beside the day names is the whole fix, and it works because it removes guessing. « Mon 29 — 9 to 2 · Tue 30 — closed · Wed 31 — 9 to 4 » takes two minutes to write and answers everyone, including the person who is standing outside on the 30th deciding whether to come back tomorrow or go elsewhere. Vague phrasing does the opposite of what it is meant to do: it looks flexible and produces a wasted journey, and a wasted journey in that particular week is remembered.

There is a commercial reason to be first, not just accurate: in that week the decision is comparative. People are not choosing whether to buy something, they are choosing where to go with the time they have — and they will go to whoever they can be sure about. A business that published its seven lines in mid-December gets the visit that a competitor with « see our social media » does not, and it costs nothing but the two minutes.

And the part that is genuinely easy to get wrong: the timetable has to come down on the 2nd. Festive hours still showing in the second week of January are worse than never having posted them, because they are the first thing that tells a returning customer nobody has looked at this screen since December. If it is scheduled with an end date the day it goes up, that problem does not exist; if it is not, it will still be there in February.

Honestly, this is a note in a diary more than a technology question: a printed card does it too, provided somebody removes it. The only thing worth buying software for, here, is the end date — and if you are not going to set one, print the card and put a reminder in your phone for the 2nd, which works just as well and costs nothing at all.