Blogging is not a writing job; you should take care to keep the content informative and engaging. You as a blogger should not only aim at grabbing the attention of the reader but also get noticed by the search engine to increase rankings. The niche you are focusing on the blog should be targeted with search engine optimized keywords to get higher rankings. And in this way you can earn money money from your home without investing anything.
How to earn money in India without investment? Still, it is a big question for many people. But you can start the blog any niche that you love but consider picking the ones that are popular in the market if you're intended to earn some money through blogging while you adhere to your passion. As it gets popular in the market, your blog will earn you money via advertising like Google Adwords, affiliate marketing & so on.
One can start Manicure and Pedicure services for the hostel mates, doing it at cheaper rates than the parlors. This is done in mostly all hostels especially in the ones away from the main city and accommodating the bulk of students. There are various other things that can be done like laundry services for the vicinity people. If it’s not a closed campus than a person can help many people living in the locality with such services. Like hauling and cab services, cleaning services and so on. There are tasks that can be done; all you need is to think of the one which can suit you the best.