), or when paying for something at a gas station or corner store.

Yes, 15% used to be “standard.”

And I am going to use some math to put them in perspective.

That also means that tips on those purchases aren’t going to doom you to a hardscrabble life.

Let’s say you buy a $5 cup of coffee.

Twenty percent of $5 is another $1.

It’s a small courtesy that can make a difference in someone’s day.

Part of being amore conscientious spenderis understanding where your money is going.

Buffet:Tip 10% of the total pre-tax bill.

Supermarket bagger:Many grocery store baggers arent permitted to accept tips.

The cable guy:No need to tip, though offering them a drink is nice.

Home service providers(e.g., electrician, plumber, lawn service): No need to tip.

Furniture/appliance delivery person:$5-20 per person, depending on the size and complexity of the delivery.

(Check to confirm this isnt already included on your bill.)

Flower delivery person:$2-5, or up to $10 if the plant is heavy or large.

If the delivery is for an event (like a wedding), kick in a little extra.

Mechanic:No tip needed.

Parking attendant/valet:$1 to $2.

Concierge:$5 to $10 for reservations.

Hotel housekeeping:$2 to $5 a night.

(Leave the tip in a clearly marked envelope.)

Bellhop or airport skycap:$1 a bag, or more if its heavy.

Rental car shuttle driver:$1 or $2 per bag if they help with your luggage.

Camp counselors:Depends on the camp.

When in doubt, call the camp to find out.

Childrens party entertainers:$15-$25, depending on the performance.

Tattoo artist:15% is the minimum, and 20% is the norm.

Don’t be cheap, and tip your service people.