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Question about Backlinking PDF files
I see a lot of backlink files created like that. Can anyone tell me how they do it? https://ttcntttt.quangbinh.gov.vn/3cms/upload/qbict/File/naptien8daycasinodongian.pdf- vanminh
- Thread
- Replies: 1
- Forum: Black Hat SEO
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Question about Backlinking PDF files
I see a lot of backlink files created like that. Can anyone tell me how they do it? http://hoichuthapdoquangbinh.gov.vn/3cms/upload/hoichuthapdo/File/muabancoinmuastarisauytinkhokhong.pdf- vanminh
- Thread
- Replies: 6
- Forum: Black Hat SEO