1.Remove the subject.
2.If there is a be form of the verb, remove it.
3.If there is NO be form of a verb, change the verb to -ing.
4.If there is a present perfect verb, change it to having + past participle.
Cause & Effect Clauses:

1.Remove the subject.
2.Remove the word "because" or "since"
3.Change the verb to -ing form.
4.If there is a present perfect verb, change it to having + past participle.
Contrast Clauses:

1.Remove the subject.
2.If there is a be form of the verb, remove it.
3.If there is a present perfect verb, change it to having + past participle.
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