How do I configure material centers for users in BUSY?

To create Material Centers for users, you can use the Master Series Group feature. Here are the steps to set it up:
Step 1: Go to the Administration menu and select Configuration.
Step 2: Choose Features / Options and then click on the Enterprise tab.
Step 3: Find the feature called "Enable Master Series Groups" and set it to Y to activate it.
Step 4: Click on Configuration again and mark the checkbox for Material Centre. Then, click Save.
Step 5: Go back to the Administration menu and select Masters.
Step 6: Choose Material Centre and click on Add. Fill in the required details and click Save. A window will pop up for Tag Master Series Group. Press F3 to create a new group and click Save. You can now tag the same group for multiple material centres.
To assign a Master Series Group to users, here are the steps you need to take:
Step 1: Open your company with Super / Admin User. 
Step 2: Go to Administration tab and click on Users. 
Step 3: Here, you can Add new users or Modify the existing users.
Step 4: On User page set Y on "Specify Master Series Group" and select the group name from dropdown list and save.
Now, When you log in to your company with that user, you will only see the material centre that you have assigned to it in the vouchers.