To carry out any preliminary work that will enable something to occur.
soften the ground
To prepare or create favorable conditions (for something), especially …
make light work of
To manage something without difficulty.
carry coals to Newcastle
To do something that is unneeded or redundant.
busman's holiday
A holiday or vacation during which one does something similar to what …
gird up one's loins
To prepare oneself for something demanding.
go through with
To carry out (something planned or promised); to proceed with or conti…