new delhi, June 20 -- Jio Platforms Ltd, the digital arm of Reliance Industries Ltd and owner of telecom operator Reliance Jio, has warned that its ability to drive revenue growth through higher tariffs may be constrained by customer resistance, regulatory intervention and intensifying competition, according to its draft red herring prospectus (DRHP) filed with the Sebi on Friday. The disclosure highlights a key challenge for India's largest telecom operator ahead of its planned public listing: Arpu, or average revenue per user, a key metric that measures the average monthly revenue generated from each subscriber. Jio said future tariff increases may not necessarily translate into higher revenue. Customers could shift to lower-priced plans,...