To know better about this forum, read what established posters are posting and read than post. With time, you will understand more about this forum and your post will be constructive.
And talking about spamming and plagiarism, how do I know if the post am about to post has been posted here before?
If it is news related, first check the first page of the local board. If not news related on local board, or you want to post it on English board, use search engine.
Read this:
Useful information for Nigerian newbiesRead number 4 and 5 which are about search engines that you can use.