Outdoor advertising in India is evolving fast, blending traditional formats like billboards and bus ads with newer options such as e-rickshaw and digital displays. This guide breaks down the real cost of billboard advertising in India, compares bus advertising, e-rickshaw branding, rural campaigns, and supermarket advertising, and explains how brands combine these formats for maximum visibility. It also shares practical tips on choosing the right OOH agency — from transparent pricing to multi-format experience — making it a useful read for marketers planning their next outdoor campaign in India.