on your own account
on (one's) own account
Without requiring or having been given instruction, prompting, or guidance from others; by one's own effort or energy. Few things impress employers more than implementing business solutions on your own account. I just think Jennifer needs to do things on her own account more, instead of waiting to see what her boyfriend wants to do all the time.
on your own acˈcount
1 for yourself: In 1992 Smith set up in business on his own account.
2 because you want to and you have decided, not somebody else: No one sent me, I am here on my own account.