to accept something that has happened (usually something bad)
15
to draw the line in the sand
(used as an ultimatum) to specify an absolute limit in a conflict
20
to drive a hard bargain
to negotiate effectively (I would say that this is when someone makes a negotiation that is mostly fair but when they have to give more than they were wanting)
25
to drive a wedge between
To try to split a united group (or between 2 people) by introducing by introducing a topic in which they disagree on
5
give and take
the process of a promise, negotiations
10
to stand one's ground
to refuse to back down from someone's position
15
sweeten the deal
to add something to an offer during a negotiation
20
up for grabs
something is available for someone else to use / do something with
20
all things considered
taking all factors into consideration
25
up in the air
not yet decided
5
to raise a red flag
a warning that there will be trouble ahead
10
take it or leave it
used as a command, this means that you must decide now if you will accept the proposal that has been offered
15
to be out of the loop
to be out of a group that has kept information about something
20
on the same page
to understand a certain situation fully (the same as everyone else)