Place your cursor over Reference Data and left click on the sub-option Agencies.
Left click on the add button 
located at the bottom left hand side of the table.
To navigate between pages of the table you can either use the 
button or use the drop down list 
to choose the page you would like to view.
Enter the new information in the displayed fields.
Use your Tab key on your computer keyboard to navigate through the fields or left click on each individual field.
Left click on the Insert button 
to save the new information.
Left click on the Cancel button 
if you do not wish to save.