1) We had to economise on electricity usage to save money on our utility bills.

2) The company needed to economise on expenses during the economic downturn.

3) Traveling by bus is a way to economise on transportation costs.

4) It is important to economise on water usage during a drought.

5) The family decided to economise by buying generic brands instead of name brands.

6) We decided to economise on food waste by meal planning and only buying necessary ingredients.

7) By carpooling to work, we can economise on gas expenses.

8) The city encouraged residents to economise on plastic waste by using reusable bags.

9) The business implemented strategies to economise on office supplies.

10) Learning how to cook meals at home can help you economise on dining out expenses.