How do you win the position of prime minister?

Answer 1

Primarily, the party concerned gain a majority of the seats in Parliament. This then gives them the opportunity to form a government, the party leader can either take the post of Prime Minister, or appoint someone else to take on that role.

Answer 2

all the parties in Israel go to a free election once of every 3 years, the president choose the party wich has the best possibility to create a strong and stable coalition ( most of the time is the biggest party in the parliament ) . the chairman of that party is the one who need to create the coalition and the one who becomes the prime minister .