“Learn the ropes”

“Move the goalposts”

To change the rules or requirements unfairly.

“Make hay while the sun shines”

To use a good opportunity while it lasts.

“Across the board”

Affecting everyone or everything.

“Hear it through the grapevine”

To hear news unofficially from other people.

“Grease the wheels”

To make a process easier or faster.

“Go the whole hog”

To do something completely, not partly.

“Armed to the teeth”

Heavily equipped or prepared, often with weapons.

“Drive someone up the wall”

To make someone very annoyed or angry.