If you upload photos of yourself, or friends/family with consent, it's worth going for the 'rights managed' licence option – otherwise you'll have little to no control over how your images are used (eg, you could star in an ad for haemorrhoid cream). See Alamy's page on understanding stock image licensing for more on the different types of licences.
Great stuff, Shubhomita! All of these are super important, especially analyzing the market. A while ago when I was starting my content marketing agency, these steps were essential. I’d also add a few other important tips that saved my neck back then. First of all, make sure to partner up with the right people. The wrong business partner could cost you your business (I learned that the hard way). And secondly, make sure to have the right tools to help your business take off. Good luck y’all!
Often, what happens is that we run into unscrupulous Internet Marketers (IMs) who have less-than altruistic intentions of extracting money from you rather than helping you to make it. However, this isn't something new. People have been falling for networking marketing, pyramid schemes, and affiliate marketing scams since before the start of the net.