for putting your time to think about us.
It is not a first post. The post approval setting is for particular member group & as you are new you are in Newbie.
when you get promoted to higher group you can get more permissions.
If you talking about Anti-spam security it is essential you can view our member list first few members are bot/spiders they usually register with new name at each time & post advertise to forum. so we apply these security.
Keep in touch. We definitely consider your suggestions.