Include your CV in case you are applying for a writer position at PiunikaWeb.
Sufficient proof in the form of screenshots, video, or source links if you are sending a tip (media, if too heavy to be included in email, should be uploaded to Dropbox or Google Drive and then shared).
Please do not:
Ask us why an issue exists and when it’ll be fixed. If available, this information will already be there in the story you’re referring to.
Ask us to solve your problem. It’s common sense that we are a news publication, and we can’t fix a software/hardware issue in a product from some other company.