Hi Anju – the key aspect in the early days for me is always ‘focus’ and enabling word of mouth – with focus, you can zero in on your niche market, your sweet spot and with that the plan is to drive this word of mouth referral that creates more business for you.

Here are a few links for you to learn from –
https://www.entrepreneur.com/article/225659
https://www.ycombinator.com/library/61-order-of-operations-for-starting-a-startup
https://medium.com/better-marketing/the-first-8-things-you-must-conquer-in-a-startup-f89c58926088

All the best – Andy