Update FAQ

doc/neosnippet.txt

@@ -863,5 +863,11 @@ Note: It works in "func(arg1, arg2, ...)" prototypes only.
 Note: It is experiental feature.
 Note: |v:completed_item| feature is needed.
 
+Q: I want to auto complete with parameters.
+
+A: >
+	let g:neosnippet#enable_completed_snippet = 1
+	autocmd CompleteDone * call neosnippet#complete_done()
+
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