THis is the only aricle i found in the terms and conditions and it diesn't include the mobile numbers ir emails submission
"No advertising. Do not use the Site to sell or market your products to others and do not post a URL unless it directly answers a user's question. If any portion of your Submission, including any posted URL, results in any accrual of compensation or benefit to you, you must note this in your post by stating, "I may receive some form of compensation, financial or otherwise, from my recommendation or link." As well, the following are not allowed:
Never reveal any personal information.
so yes you are correct, there is no problem of being wrong or ignorant, no one knows it all.
there is also another article about being polite when pisting an answer or a comment i advise u to read it, it is always a good reminder.