Have talent and promote yourself, put yourself out there, sing or play whatever instrument you play every chance you get, make memorable videos of yourself and put them out in social media, volunteer to play at events, local shows, parties, different places in your hometown and promote yourself in social places, bars, country clubs, state fairs, have your mom, dad, cousins, grandparents and friends promote you, talk about you, and make a demo and submit it to record labels, and if you don't hear from them back, send them out again.