For zero-budget beginner, my first advice is to be patient. As without patience, there is no success. Secondly, be consistent. Thirdly, find your niche and work for it. Fourthly, prefer quality over quantity. Fifthly, be real and make genuine interactions. Lastly, bit harsh, but there is no easy success on this platform, especially when one wants to start from zero, with zero.
Most important tip: let the Hive Power rage!
Enjoy your journey. If you need any sort of help, feel free to ask. Although, I am still learning new things everyday