A greeting card costs less than the postage that carries it, which is the economic fact everything else in this niche has to work around. A single card order barely breaks even, so the business is built on multi packs, send direct services, subscriptions and repeat buying rather than on the first sale.
It is also a deadline business twice over. The card has to reach the customer, or the recipient, before an event that will not move. That makes last posting dates a marketing asset rather than an operational footnote, and it makes the week before every occasion the most valuable week of that occasion's year.
We write growth plans for greeting card brands that already sell online, whether you print your own designs, publish other artists, sell direct to consumers, supply independent shops, or all of those at once. The plan covers the basket economics, the occasion calendar including the quiet giant that is birthdays, the ad policy problems that come with humour and rude ranges, and the reminder programme that turns a one card customer into a dozen orders a year.
Almost every card purchase starts with a date the buyer has left slightly too late. They know the occasion, they know the relationship, and they are looking for a card that says the right thing in the right tone, which is usually funny, sentimental or pointedly specific. Search behaviour follows that exactly: birthday card for sister, funny card for a colleague leaving, first Father's Day card, sympathy card for loss of a pet.
Tone is the product. Two cards with identical paper and format are completely different purchases if one is warm and one is rude. That is why browsing by occasion alone is not enough and why filtering by relationship and by tone converts better.
Because the item is cheap, delivery decides whether the order happens. A customer will abandon a three pound card carrying four pounds of postage, and will happily add four more cards to avoid it. Multi buy pricing, a free delivery threshold and a birthday pack are doing conversion work, not just order value work.
Send direct changes the shape of the order. If you can print the message inside and post the card straight to the recipient, you are selling convenience as much as design, and the buyer needs to trust the handwriting style, the postage class and the arrival date before they will hand over someone else's address.