Following are the things you should know before starting the Salesforce Consultancy:
1. Do the Marketing Research
2. Focus on USP The rest of the advice you will be in Ben's Book "Building a Salesforce Consultancy".
If you want to Start a Consultancy refer https://www.salesforceben.com/start-a-salesforce-consultancy/ Watch the Full Video Now: https://youtu.be/LSBK-7CIpt4