Make a shopping list and try to keep to it.
It's smart to make a shopping list before going to the store.
Before I go shopping, I make a list of things I must buy.
I must buy myself a new skirt.
I forgot the tomatoes.
Don't forget to buy a pair of shoes for me.
Do you want to buy a camera?
What kind of tea do you prefer?
Is there anything else you might need?
A: Are you ready to go shopping?
B: Just a few minutes. I need to make a list of things that we need.
A: Good idea. Have you written down tea, eggs and potatoes?
B: I forgot about the potatoes. Oh, I almost forget that we need a microwave oven badly. What kind of tea do you prefer? Green tea or flower tea?
A: Let's just get both. Do you bring enough money?
B: We don't have enough cash, but I'll take my credit card.