highlighted example error messages
highlighted example error messages

It was not obvious where to find example error messages.
 * Linked to generic error message
 * Linked to v3 Mail Send error messages
katieporter/docs,katieporter/docs,ksigler7/docs,ksigler7/docs,sendgrid/docs,Zaftula/docs,jacobmovingfwd/docs,Aonepathan/docs,Zaftula/docs,hardikjain29/docs,Aonepathan/docs,Aonepathan/docs,Zaftula/docs,hardikjain29/docs,Aonepathan/docs,Whatthefoxsays/docs,katieporter/docs,jacobmovingfwd/docs,Zaftula/docs,katieporter/docs,Whatthefoxsays/docs,jacobmovingfwd/docs,sendgrid/docs,katieporter/docs,hardikjain29/docs,Zaftula/docs,Aonepathan/docs,hardikjain29/docs,sendgrid/docs,jacobmovingfwd/docs,ksigler7/docs,Whatthefoxsays/docs,jacobmovingfwd/docs,hardikjain29/docs