1. From Administration, click Attribute Categories under Data
  2. Click Add
  3. Enter the Name
  4. Select record type of Membership
  5. Select the attribute group (if applicable)
  6. Select the Data Type
  7. Click Save
Note: If you created a new code table, go to Administration, Code Tables to add new entries. 
  1. From Constituents, click Constituent Search
  2. Select the constituent record, click Memberships tab
  3. Click the Membership program link
  4. In the Attributes section, click Add