...

• Data source and column names must not include Unicode characters
• Data source and column names must begin with a letter (A-Z, a-z).
• Data source and column names may include the following characters only:
  \ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890_
• Spaces are not allowed anywhere in a data marker

To use any Unicode character or spaces in data marker names, enclose the data source name or column name in brackets: %%=[DataSourceName].[ColumnName]

For example: %%=Products.[Sales Person] or %%=[Dat@ $ource].ColumnName

Modifiers

Modifiers can effect how data is imported into the template file. Modifiers use the following syntax: %%=DataSourceName.ColumnName(modifier)

...