does not matter whether it is paid or free. It should rewrite the content in a way to make it unique ( yes it cant make it 100% unique ) and readable.
Thanks
With the recent google updates i wouldnt use the spun articles for tier 1 PBNs use the spun content for tier 2 and below.I also wanna make a question here.
Can articles from wordai be used for pbns?
Are they readable?