Hai Thomas,
SPK strictly sticks with the policy that not allowing any copied content in any post. Before you submit any content just need to ensure that is full of your own words. It is not mentioning that you cannot check another sites or sources to get start write your content. You can search and find contents from other sources,but content in your post should in your own words.
If you feel some sentences copied from other sources, then change the sentences in your own word. Editors will approve onli your self written content.
Our Editors are very keen to recognize the contents and edit those posts which are copied.So try to Post more good quality self written post which is a valid one. Thereby you can achieve a good image in SPK.
All the very best
Thanks
Babu