How much do you know of Social Media Marketing? The word has created fields and industries which are specialise in maximising the results from it.
Do you know that an average instagram user has 150 followers? That has been only growing with time as accounts get abandoned and new accounts get created.
Nano influencer is a blogger who has from 1 000 - 10 000 followers. Those are friends and real life connections. They are highly engaged with the account and read every word their friend says.