1.) -Si/+Se (directly ties in with function 7)
ISTps are very clean and hygiene conscious people. They tend to notice their negative bodily sensations very easily. They notice when they have pain or some other type of repulsive sensations. ISTps usually like to have fun and enjoy themselves. Many ISTps often travel the world hoping to do things that are wild and exciting. ISTps are always looking to fit in and enjoy the people around them. ISTps are submissive to authority figures. They tend to follow the accepted norms of society. ISTps can become extremely defensive when someone offends them in some way. ISTps do not take well to attacks. They tend to retaliate very severely.
2.) +Te/-Ti (directly ties in with function 8)
ISTps are very analytical people. They tend to believe that they have this understanding of how society works and how people should act in society. They often preach to people about how life works and how life should be lived. They are the "down to earth" philosophers of the world. Though they will usually adopt the public opinion on things, they tend to believe that people should live their lives the way they want to. ISTps tend to be over economical and stingy. They often spends hours upon hours calculating how they can save money in certain situations.
3.) -Ni/+Ne (directly ties in with function 5)
ISTps usually never want to be in the limelight. They do not like it when attention is brought to them. They can also appear to be very single-minded. ISTps lack the ability to see someone else's viewpoint on something. ISTps tend to hate to be rushed through something. They do not like to move at quick paces when doing tasks. They don't tend to fear death much. They tend to be positively receptive to the possibilities of the death.
4.) +Fe/-Fi (directly ties in with function 6)
They often do not know how to show their love for someone. They are not normally happy and playful people. ISTps do not usually feel sadness for other people's problems or situations. They try their best to follow how everyone else in the area acts, but they never truly feel remorse or hatred for people.
5.) -Ne/+Ni (directly ties in with function 3)
ISTps usually want to be routine and normal. ISTps are usually extremely down to earth people. They want to be viewed as being normal and sensible. They also usually are unwavering with their opinions. Arguments are usually a lost cause with an ISTp. ISTps usually also take a very long period of time to complete even the simplest of tasks. They are capable of doing the most tedious tasks.
6.) +Fi/-Fe (directly ties in with function 4)
ISTps usually want to love and cherish the people around them They often seem to complain often about things, especially to people they feel as if they can vent to. ISTps often at times seem as if they are in a bad mood. They can be very grouchy and ill-tempered from time to time.
7.) -Se/+Si (directly ties in with function 1)
ISTps do not like to challenge authority. They are people that live under societies wings. They are not the type of people that easily take initiative. They often spending large amounts of time sitting around before beginning new task. They aren't strongly receptive to their positive sensations.
8.) +Ti/-Te (directly ties in with function 2)
ISTps do not like it when others place rules in limitations on people and objects. They usually believe that people should be able to live their lives as they want to. ISTps do not like to take risks. They are overly conservative.