There is no shame in running orders through a spreadsheet. It is fast, everyone can use it, and it got you here.
The trouble is that a spreadsheet has no opinion about what is valid, no memory of who changed what, and no ability to tell anyone that something needs doing.
What actually breaks
Two people open it and one set of edits quietly wins. Nobody finds out until the wrong quantity ships.
Pricing rules live in someone’s head, so the discount that should apply to a tier of customer applies to whoever remembered to ask.
Nothing tells production that an order is ready, so a person walks over, or sends a message, or does not, and the order sits.
The customer has no idea where anything stands, so they call, and answering that call costs more than the margin on the order.
What replaces it, in order of value
Validation first. An order that cannot be entered wrong is worth more than any dashboard. Required fields, real pricing rules, stock that is actually checked.
Then status, visible to everyone who needs it including the customer. Most “where is my order” calls disappear when the answer is somewhere the customer can look.
Then routing. When an order reaches a state, the next person or system is told. No walking over, no reminder message.
Reporting last. It is the thing most often asked for first, and it is worthless until the data underneath is trustworthy.
The migration nobody plans for
The spreadsheet has years of history and at least three conventions that were never written down. Getting that into a real system is usually the hardest part of the project, and it is the part that gets estimated in an afternoon.
Budget for it honestly and the rest of the build goes fine.
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