| Siebel Loyalty Administration Guide > Siebel Loyalty Workflow, Task Flow, and Methods Reference > Siebel Loyalty Workflows > LOY Change Member Tier Workflow
 The LOY Change Member Tier workflow, shown in Figure 20, invokes a business service method to change the tier. 
Figure 20.	LOY Change Member Tier Workflow
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 Workflow Description. This workflow performs the following action: 
Invoke Change Tier Business Service. This step calls the method ChangeTier of the LOY Change Member Tier Service Business Service, which makes the tier changes.
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