yep
yep
I got lv15 bow and got some free enhancement stones from some random pro, he just traded me, so I enhanced it to +7 using only top center.
+1, top center
+2, top center
+3, top center
+4, top center
+5, top center
+6, top center
+7, top center
Going to +8, top center, and congrats to viasta! it broke D: