He makes a living as a freelance designer.

He is systematically advancing his work.

There is a planned blackout tonight, so please come home early.

We will hold a meeting to make a new business plan.

Tomorrow's flight has been cancelled as planned.

Tomorrow's flight has been cancelled as planned.

Linear programming is a part of operations research and is used to find the optimal solution.

Paying the urban planning tax is a citizen's duty.

The United Nations Environment Programme is providing solutions to global environmental problems.