-introduceyourself is not the correct tag. Neither is -steemit by the way.
#introduceyourself - Posts telling users about who you are. Users should ideally have one #introduceyourself posts. Some users post a couple if they want to give more details.
#steemit - Posts about Steemit.com. Suggestions on improving the platform, comments about the platform, etc.
Some correct tags for this post: -motivational -video -selfhelp -success -winning -life - (loosely related) -selfimprovment, etc