This question is asked very frequently and to answer it simply refer to this thread here --
https://craxpro.io/threads/minimum-threads-are-required-to-reply.70123/
That means you have to contribute by posting valid and useful content before you can access others' content. It's only fair
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There is also the other option of Upgrading your account here --
https://craxpro.io/account/upgrades/
By upgrading you unlock tons of content without having to complete the requirements or bothering to contribute. You will also be able to unlock the PRO section where the HQ stuff is posted.
Hope this will help you.