* It was considered a source of income for the State, a sort of tax paid by the people. * Historical evidence suggests that Vishti was prevalent in Madhya Pradesh and Kathiawad regions. Inscriptions from these areas mention forced labour. * Vishti was a form of forced labour, not paid employment. Workers were not entitled to wages. * There's no specific rule about the eldest son. Anyone could be compelled to perform Vishti labour.