Should I try to make my friendship more?

If you like someone and you like to hangout with them should you try to make this friendship a relationship?

1 How often do you talk to this person a day on average? (text/phone/internet)
2 When you think of this person what comes to mind?
3 How many times a week do you hang out in groups?(average)
4 How many times a week do you hang out with just them?
5 When you get a call/text/message from them how do you feel?
6 How much do you have in common?
7 what would you do for them?
8 Do you think you belong together?