5. Add the rule  Page: Set Page By bar code  from the Set Page By bar code  RulesSet to the  Other  page, as shown in Figure 9-39. 6. Create a new Ruleset as you did earlier, and call it  SetFieldByBarcode . 7. Build the ruleset as shown in Figure 9-40 using the methodology that we used  earlier. 8. We leave the second argument of the ruleset blank, because the action  automatically adds the value from the variable to the Text variable of the DCO  object that we attach the action to. In this instance, it writes it to the field.  9. Lock the DCO by clicking the Document hierarchy  Padlock  icon. 10.Expand the  EvidenceCorrespondence  page and add the rule  Field: Set  Form Type  to the FormTypeBC field.  Chapter 9. Implementing an IBM Datacap and Mobile Capture application use case  225 Figure 9-39 Adding a rule from the Set Page By bar code Figure 9-40 Building the ruleset