Expressing purpose; reason/cause; result/effect

Purpose:

Examples:

• We had a meeting today so as to discuss next year's programme.
• He did all he could for her not to worry.
• I moved to France so that I could improve my French.
• Everyone did their best in order to finish the work. 

Reason:

Examples:

• Since you don't believe me, I won't give evidence.
• Because of his lack of training he had difficulties finding a job.
• He gave him his jacket out of pity.
• On account of the weather we didn't go for a walk.
• Billy was punished for lying to his teacher.
• Owing to the snow,the planes couldn't take off.
• As you are a foreigner you can't express your opinions on the situation in the area.
• Seeing that you aren't interested I' ll do it by myself.

Result:

Examples:

• He missed the early train, as a result he was too late for the job interview.
• The result of his trial, therefore, could hardly have been other than a foregone conclusion.
• If he locked the door, then Kitty is trapped inside.