press home your advantage
US /prɛs hoʊm jʊər ædˈvæn.tɪdʒ/
UK /prɛs hoʊm jʊər ædˈvæn.tɪdʒ/

1.
to make the most of a favorable situation or opportunity
:
•
The team needs to press home their advantage in the second half.
•
She managed to press home her advantage during the negotiations.