It is acceptable to buy someone a nice gift.
John has a good friend who loves to cook and whose birthday is coming up in a few days.
John wants to get something for his friend.
John gets his friend an expensive blender that he has been wanting for a long time.
John gets his friend a funny card with his signature inside.
John's friend is very thankful and cooks for John whenever he comes over.
John's friend likes the card but doesn't even remember it the next day.