Start a blog on mobile technology and device reviews. Smartphones and gadgets are here to evolve, and the increasing user base is always looking for expert insights – be it before making a purchase or while trying to get something done using their device or mobile service. You should include smartphone reviews, comparisons, latest tech trends/news, and usage/troubleshooting guides. You may want to build a section for detailed specifications, performance ratings, and tips for getting the most out of a mobile device.
More topics can be around app recommendations, software/firmware updates, rooting hacks, news and discussions on emerging tech. (e.g. 5G), and reviews of mobile accessories as well. Once made popular and reliable, this blog can turn out to be profitable via affiliate sales.
Blog Name Idea: KingOfMobiles.com