Personal blogs and their readers

I decided to write a note on Habré - without thinking twice, wrote to my personal blog.

After I had a desire to invite someone to this very personal blog of mine - having decided that the procedure here is the same as with the usual collective blogs on Habré, I went to the profile of a friend. clicked the button “invite to blog” - and in the jumped list of blogs I did not find his mother - my personal ... ;-(

How to be, who knows? Or it will not be implemented in principle? Somehow not usable ... ;-)