Can you tell me what my gig needs?

[silver2016]

Hello everybody
I was on fiverr around 9 months ago,
I’m a graphic designer and I sold more than 50 gig,
but my income still so little !
I earn around just 50-100$ a month !
So, what do you recommand me to make my sales better ?
here is my gig :
https://www.fiverr.com/silver2016/do-a-professional-and-creative-logo-design
Please check it out and tell me what it needs to make more sales ?
Regards
Silver2016