Posting information in body?

I just copy the link's string

I just copy the link's string into the body. Does this not work for you?

The quote feature is different. Click on Quote > remove all extra spaces just after the [ ] and before the [] --
 
OH, sorry about that!  Go to

OH, sorry about that! Go to your profile > click on the Edit tab > scroll down to the Signature text box > include what you want to > click on Save toward the bottom. Tah-dah!