Oyster cards are great for visitors and that doesn't necessarily mean tourists. When my friend from outside London came I lent them a spare Oyster card and we

Oyster cards are great for visitors and that doesn't necessarily mean tourists. When my friend from outside London came I lent them a spare Oyster card and we could get going immediately without them having to worry about the cost. Paper tickets so the same but the daily travel card is much more expensive.