To add a line feed to a textbox in SSRS is quite simple – in the textbox expression where you want to add the line feed type: & VbCrLf &
For example
The expression: ="To add a line feed in SSRS" & VbCrLf & VbCrLf & "Use the VbCrLf function"
Returns:
‘To add a line feed in SSRS
Use the VbCrLf function’