Pull out all the stops -

Pull out all the stops (IDIOM)

Meaning: to do everything you can to make something successful.

We use this idiom to say that someone is taking every possible step, doing everything in their power in order to make something successful.

CGI Tech is a company that has created a new product. The CEO instructed the staff members that the success of this product is extremely important to the company. The marketing department started promoting the product using TV ads, Radio ads, Newspaper ads, Billboards, Free samples and several other marketing methods.

In this situation, we can say that the marketing department has pulled out all the stops to promote the product well.

More examples using Pull out all the stops:

The politician is pulling out all the stops to win the election.
The police said they are pulling out all the stops to catch the killer.
John pulled out all the stops for his son to get admission at the University.