A bottle is the easiest gift to buy and one of the easiest to get wrong, because the thing that makes it thoughtful is invisible on the shelf. The label tells you nothing about whether this person will ever open it.
Three questions that replace guessing
What did they enjoy the last time you saw them drink something with pleasure. Do they have anywhere cool to keep a bottle, or will it stand next to an oven for two years. And is this a bottle for tonight or a bottle for later. Those three answers narrow the shop down to a shelf.
If you cannot answer the first one, ask someone who can, or default to a style that is hard to dislike rather than a style you personally admire. A gift is not an opportunity to educate anyone.
What not to give
A wine that needs ten years to a person with no storage. That bottle will sit in a warm kitchen and be opened, warm and tired, at exactly the wrong moment. A bottle so expensive it becomes an obligation, which turns a gift into a thing they are afraid to open. And a challenging, funky, low-intervention wine for somebody who drinks one familiar supermarket red, unless you know they enjoy surprises.
Also avoid guessing a vintage for someone who collects seriously. They will already know what they want from that year, and the odds of matching are poor.
Safe without being dull
Good sparkling wine is the least risky gift there is: nearly everyone drinks it, it needs no cellar, and an occasion appears on its own. A half case of one good everyday red suits a household that entertains, and it is more useful than one showy bottle. Fortified wine suits a slow drinker, because an opened bottle lasts weeks rather than days. A magnum suits people who have people over, as the format guide explains: one bottle, one moment, ten glasses.
Recipient: What they enjoyed recently: Storage they have: For tonight or for later: Budget: Chosen bottle and vintage: Note written on the card:
Write the card as if they cannot read the label
Often they cannot, because the label is in another language or the name is buried in decoration. Four things are worth writing: the producer, the vintage, one sentence on why you chose it, and roughly when to drink it. "Drink in the next year or two, with roast chicken" is a genuinely useful gift.
That note also solves the problem from the other side. A bottle arriving with no context is hard to record and easy to leave standing, which is the situation the gifted bottle guide exists to fix.
If the gift is for a collector
Ask them what they are missing, or give something consumable that sits alongside the collection instead: a magnum for a dinner, or a bottle from a producer they have mentioned. Guessing at the top of somebody else collection is expensive and rarely lands.
And if you are giving wine you already own, take it out of your own inventory when it leaves the house. The history guide covers recording a bottle that left as a gift rather than deleting it, so the count stays honest.