In regard to workplace occupations, the decision relates to workers’ assessments of their situation and their expectations about whether this will bring useful leverage.
The history of worker management of Barcelona's transit system during the revolution and civil war is an illustration of the ability of workers to directly manage the industries where they work.
Some currents argue that the experience of small-scale self-management under capitalism is useful preparation. However, self-management is impossible without real socialist democracy.
Imagine that the algorithmic heart of the "Sharing Economy" could be cloned and brought back to life under a different model of ownership and work conditions, as a humane alternative to the market.