grab (something) by the throat
To put forth great effort toward doing something. You need to grab this opportunity by the throat if you want to attract more customers to your photography studio.
grab someone/something by the throat
or take someone/something by the throat
If you grab someone or something by the throat or take them by the throat, you make a determined attempt to control, defeat, or deal with them. Instead of being passive, you must get out there and grab life by the throat. Gloucestershire took the game by the throat from the start. Note: If you are succeeding in dealing with someone or something, you say that you have them by the throat. He has his enemy by the throat and he is not about to let go.