see again

salam.........
welcome back guys........
i want to share something with u all
my sister have finished her study at UKM in 2 years ago.....
she have done many job that are suitable with her qualification.....
she degree in economic
but now she say to me that she cannot perform very well towqards her job
now she just quit from her job and be a "guru ganti" at school
i want to ask u all and of also dr siraje about my sister
do you think my sister have done a big mistake when she further her study in economic even she actually interested to be a teacher?
ok.......
see again...... wassalam