A method for executing an order to perform a plurality of tasks on items at locations throughout a warehouse space using a robot includes receiving an order for the robot to execute a plurality of tasks. The order including for each task, a task type and an item associated with each task. The method also includes navigating the robot to the locations in the warehouse space associated with each item and executing at each location, the task type on the associated item. The task types for the order include picking, placing, and at least one inventory control task.