वाणिजको वृत्तिक्षीणः प्रज्ञाशौचयुक्तो वैदेहकव्यञ्जनः ॥ कZ_०१.११.११ ॥
vāṇijako vṛttikṣīṇaḥ prajñāśaucayukto vaidehakavyañjanaḥ
A merchant-agent should be livelihood-depleted, intelligent and disciplined, bearing the outward marks of a Vaidehaka (trader/merchant type).
Merchants naturally travel, collect market information, and interact across social strata, enabling discreet collection of political-economic intelligence.