except to the extent permitted by law , you may not perform , attempt to perform , or encourage or assist others in performing any of the following while accessing or using the fitbit service : -lrb- 1 -rrb- use , display , mirror , or frame the fitbit service or any individual element within the fitbit service , including the layout and design of any page , without fitbit 's express written consent ; -lrb- 2 -rrb- use fitbit 's name , any fitbit trademark or logo , or any fitbit proprietary information without fitbit 's express written consent ; -lrb- 3 -rrb- access or tamper with non-public areas of the fitbit service , fitbit 's computer systems , or the technical delivery systems of fitbit 's providers ; -lrb- 4 -rrb- test the vulnerability of any fitbit system or breach any security or authentication measures ; -lrb- 5 -rrb- circumvent any technological measure implemented by fitbit or any of fitbit 's providers or any other third party -lrb- including another user -rrb- to protect the fitbit service ; -lrb- 6 -rrb- access the fitbit service or fitbit content through the use of any mechanism other than through the use of an authorized connection , fitbit service , or fitbit api ; or -lrb- 7 -rrb- modify , decompile , disassemble , reverse engineer , tamper with , or otherwise attempt to derive the source code of any software that fitbit provides to you or any other part of the fitbit service .