स वणिक्कर्मप्रदिष्टायां भूमौ इति समानं पूर्वेण ॥ कZ_०१.११.१२ ॥
sa vaṇikkarmapradiṣṭāyāṃ bhūmau iti samānaṃ pūrveṇa
He should operate on the ground/space assigned for mercantile work; otherwise, it is as stated earlier.
It anchors the agent in a recognized commercial setting (stall/route/market jurisdiction), reducing suspicion and enabling stable contacts.