Buy from Alibaba/Indiamart
Sell on Amazon and/or website
Profit
Do keyword research for market demand on reddit , forums, personal circles.
Buy for 100 bucks, sell for 150-200
It's literally what Raj shamani did to make quick money in covid. Many others buying from Alibaba and selling on Indiamart too. It's free SEO just by getting listed on Indiamart and Amazon.
Hard mode: improve current products and launch your own jugaadu products.
Can easily scale to 10cr+. Exports are also exempt from GST, one of the only good policies this govt has that you should take full advantage of.