The question is so obvious nowadays, because there are many Singapore visa consultants which take advantage of people and make frauds. So, be aware while choosing visa consultant. And check the reliability.

To check the genuineness and legal authorization of Visa Consultant, check the certifications and accrediations it has from the governments of Australia or Canada.

I think the number of candidates placed and the years of experience tells how much the connsultancy is trustworthy. The reputation it has can be checked by the satisfied reviews of the migrants.

And, we are living in digital time. In which you can cross check each programme on internet.