Regarding the PTPs you can directly see it in my signature.... there is whole list of it with proofs. If you need any help with how to earn from them i can help you with that ....
Next article writing, well that is a private job, the admin picked me by himself.... Nick here already does the same job else where i suggest you ask him and try... if not try
getafreelancer.com ...it is really hard to write it there but if you manage you can make a killing