We have all had horrible customer services experiences and hopefully those experience reshape the way you as a business owner or leader interact with your clients. I just read a great article and true story of amazing customer services from--GASP!—An Airline.

Take a read.......
http://www.fastcompany.com/3012939/the-true-story-of-amazing-customer-service-from-gasp-an-airline

This formula creates a link to FedEx, UPS, or DHL shipment tracking websites, depending on the value of a Shipping Method custom picklist field. Note that the parameters shown in this example for FedEx, UPS, and DHL websites are illustrative and do not represent the correct parameters for all situations.

CASE(Shipping_Method__c, "Fedex", HYPERLINK("http://www.fedex.com/Tracking?ascend_header=1&clienttype =dotcom&cntry_code=us&language=english&tracknumbers= "& tracking_id__c,"Track"), "UPS", HYPERLINK("http://wwwapps.ups.com/WebTracking/processInputRequest?HTMLVersion =5.0&sort_by=status&loc=en_US&InquiryNumber1= "& tracking_id__c & "&track.x=32&track.y=7", "Track") , "DHL", HYPERLINK("http://track.dhl-usa.com/TrackByNbr.asp?ShipmentNumber=" & tracking_id__c,"Track"), "")