Maybe this person didn't know that someone has already opened a topic/thread about how to get merits, but for some reason it is actually good seeing this person trying to help other users and shared the idea of earning merits.
I think the OP know that already but still open this thread to earn merit but as we can see this thread would only help newbies on how to earn merit instead of contributing to this forum. This thread is only focused on helping newbies and not contributing to forum. As stated by DdmrDdmr which had lots of experience and knowledge even stated this:
Just to point out that some of the information indicated could be a bit misleading now days:
And even help clarifying some mistakes if there's any.