Yes, use the facebook app "see whos veiwing your profile". Most likely there scams though.
That's not possible because Facebook doesn't allow anyone to know who visited your profile.
You can't but you can see roughly where they come from.
No, people can see who has visited their page.
If they blocked you you cannot see their profile. The only way you can see someone's profile is if your their friend on Facebook.
No, you cannot see when someone has viewed your Skype profile.
No. But there's many fangroups like "See everyone who visits your profile." I'm not sure if they work, but i don't think they can see if you have visited.
well no unless someone comments on your profile then obviously u know someone has been on ur profile to comment on it
No. Facebook has made that impossible. If everybody could see everybody who visited their Profile, it would undermine their privacy and he/she wouldn't use FB anymore. And don't go for any of the "See who visited you on Facebook" apps and "tricks". Those are all scams. For more info, Google "facebook profile visitors"
No. Nobody will know if you look at their profile.
No if someone just visits your gmail profile they will not be able to see all of your individual emails.
Yes, if you check Linked-In profile, you'll see