How to say purchasing in English It's words, not sentences~

How to say purchasing in English It's words, not sentences~

purchase:
1.purchase
2.make purchases for an organization or enterprise
3.procurement
4.procure
5.stock
Examples:
In addition, we are willing to act as your purchasing agent in America on the condition of commission
If need were,we also in a position to act as your United State purchasing agent on a commission basis.
2. We looked through the passenger register and found that our buyer had registered three days ago
Looking through the reception book of the hotel we found our purchasing agent had booked in three days before.
3. The harvest may be lower than the average level, please purchase some more at the same price
Crop likely below average will suggest renew purchase contract same price
She is responsible for purchasing props for TV series
She was responsible for buying the properties for the television series.
Early shopper
Early shopper
Government procurement
government procurement
Merchandising Manager
Purchasing Manager
Contract for purchase
Purchase contract
automated acquisition system
Document purchasing automation system
Purchasing Agent
Purchasing (Purchasing) staff
I've some shopping to do.
I want to buy some things
Supermarkets buy merchandise in the gross.
Supermarkets buy goods in batches
We do our shopping on Saturdays.
We go shopping on Saturday
We usually do our shopping at the weekend.
We usually use the weekend to do shopping

I need to buy it

I must purchase/buy it.

Can you buy it directly from me

You can purchase the item directly from me.