The best technique to approach advertisers for mobile marketing involves clear communication. You should first understand the advertiser's goals. Highlight how mobile marketing can help them achieve these goals. Show them the advantages of reaching users directly on their phones. Explain how you can use targeted ads to increase their brand awareness. Demonstrate your knowledge of mobile platforms like SMS, in-app ads, and push notifications. Offer real examples of successful mobile campaigns. Be professional and concise. Make sure you emphasize the ROI and measurable results mobile marketing offers. Advertisers want results. Show them how you can deliver.