The case studies and briefs in this section of the Toolkit describe the efforts of countries around the world to pilot or scale up provision of contraceptive implants within their family planning programs. In some cases, programs switched from providing one type of implant to another-- for those looking to space or limit their pregnancies. These publications exampine acceptabiliy of implants in different settings, describe training approaches and program models, and share results and lessons learned, which can be applied in programs throughout the world looking to introduce, revitalize, or scale up implants services.