You can add one or more create several Shared Waves to within a survey

What are Waves?

Waves allow you to tag survey responses as

‘pre' and 'post' - e.g. if you want to compare people’s responses to a question before they experience your project to their answers to those same questions after they have experienced your project
Baseline, Midpoint and Endpoint
or any other way of categorising your survey responses according to the point in your customer journey that the survey is completed

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How to create Shared Waves

Go to the Survey Profile page of the survey you want to add Shared Waves to
Press the Shared Waves button
You arrive on the survey’s Shared Waves page
Add a wave for each point in the customer journey you want to tag the survey response to
Press Save Changes
That’s it. You’ve now added waves to this survey. You can now apply these waves to this survey on specific projects. Add a shared Wave to a survey campaign

Shared Waves	Exclusive Waves
Apply to a single Survey	Apply to a single Survey
Are used to customise different Versions of a survey	Are used to customise different Versions of a survey
Can apply to several projects that use that survey - i.e. can apply to several Survey Campaigns	Only apply to a single project that uses that survey - i.e. only applies to a single Survey Campaign