Self-directed investing 和 Self-directed investing and adviser support 有什么区别？

[how]

在 CIBC 的 RRSP 中“CIBC Investor's Edge: Self-directed investing”
和“CIBC Imperial Investor Service: Self-directed investing plus adviser support” 有什么区别？

那个ADVISER SUPPORT有没有什么额外收费？用处大吗？多谢有经验的
同仁们指教和讲解一番！