
Set about doing
Action Initiation
Indicates the beginning of an action or task, often one requiring effort or attention.
He set about doing the necessary repairs on the old house.
Immediate Action
Used to express that someone started something without hesitation or delay.
Upon spotting the mess, she immediately set about doing the cleaning.
Sequential Tasks
Often lets the listener know that a series of tasks has been started, not just a single action.
The team set about doing the series of tests required for the experiment.