Dealing with a Financial Adviser - what to look out for

(5) Be careful of verbal promises and guarantees of high returns. Never rely on verbal promises from your FA or its representative. Anything that sounds too good to be true probably is. Make sure that you understand what is guaranteed and what is not, and insist on written confirmation from your FA on any guaranteed returns or benefits.

This advice, and other useful tips, can be found in this webpage:
http://www.moneysense.gov.sg/publications/guides_publications/Consumer_Portal_FAAGuide.html