Writers should take care to match the grammatical importance with the content importance in sentences; if ideas are not of equal importance, then the writer should cast the sentence with lesser ideas subordinated to more significant ideas. [REVISE]
Writers should be careful to construct sentences that balance the grammatical structure with the meaning of the sentences. When ideas have different levels of weight, be sure to identify the primary point and to subordinate lesser points.
For examples and word choices to help with subordination, visit this on0line source:
If, When, Lest, After, While, Until, Since, Before, Unless, Because, Whether, Although