You can filter the contacts to be selected for any function by entering a single or compound selection criteria

Column Descriptions
| 1. | LB = Left Bracket |
| 2. | Field - any field available for the selected message class (standard or custom) |
| 3. | Operator which includes =, <, >, <>, <=, >=, Is Null, Is Not Null, Is Blank, Is Not Blank, Begins with, Contacts, Not Contains |
| 4. | Appropriate value to be filtered corresponding to the field type |
| 5. | RB = Right bracket |
| 6. | AND/OR |
Notes:
| a) | Text fields will be automatically enclosed in single quotes |
| b) | Date fields should be entered in the format according to the regional settings of the system |
| c) | Yes/No values can be any of following values (not case sensitive) Positive = "Y", "YES", "T", "TR", "TRUE", "ON", OFF", "-1" (all converted to <-1> Negative = "N", "NO", "F", "FALSE", "N", "OFF", "0" (all converted to <0>) |
| d) | There cannot be an uneven number of left and right brackets |
| e) | The last row in the filter cannot have an entry in the AND/OR column |
| f) | The only valid operators for <Keyword> type fields are <Begins with>, <Contains>, and <Not Contains> |