How do I pipe an external value into my survey?

A profile variable can be created to capture the external value, which can then be used for pipes.

Detailed Steps

Create the profile variable

1. In the Community app, go to Community > Profile Variables.
2. Click +Profile Variable.
3. Enter a descriptive variable name and select the type.
4. If it is a Single or Multiple Choice question, enter the variable values.
5. Click Create.

Import the members' profile variable values

1. Create a spreadsheet with Email or MemberId in the first column header, and the name of the profile variable you just created in the second column header.
2. Paste the Emails/MemberIds in the first column and the corresponding external values in the second column.
3. Save the file as CSV.
4. In the global navigation menu, click Community > Profile Variables. 
5. Click Import.
6. Click Choose File.
7. Upload the saved CSV file.

Add the pipe

1. Go to your survey.
2. Select the question(s) that you wish to pipe the external value into.
3. Activate the question editor by clicking into it.
4. Click to place your cursor where you want to insert the pipe.
   The formatting toolbar appears.
5. Select the Pipe icon.
   
6. In the Pipe dialog, from the Sources list, select Profile Variables.
7. From the Profile Variable list, select the profile variable created earlier.
8. Click OK.