“A clean break”

“On a shoestring”

With very little money.

“A dead end”

A situation with no progress or solution.

“No strings attached”

Without special conditions or obligations.

“A close shave”

A situation where danger or failure was narrowly avoided.

“Make it or break it”

To cause either success or failure.

“Nail down”

To finalize or clearly define something.

“Move mountains”

To do something extremely difficult.

“Make headway”

To make progress.