The Chase Sapphire Preferred® Card is one of the best travel cards on the market, offering a long list of perks for a modest $95 annual fee. But if you already hold a Sapphire card or you received the welcome bonus within the last 48 months, you won’t be eligible for the card’s 100,000-point welcome bonus.

Becoming an authorized user on someone else’s Chase Sapphire Preferred® Card can be a win-win situation for all. Here’s why.