Do you use the second one at all? (And also, do you use "at all" in non negated sentences?)

This one is obvious: A is simliar to B.

What about this one:

Similar(ly) to the previously examined example, B has to be changed to comply with the specification.

Thanks in advance,

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Comments  (Page 2) 
In this case, similarly is acting more like an adverb that modifies the verb in the sentence, and not very much as a transitional phrase.

Not to mention the lack of indefinite article ('a') and the non-idiomatic use of making sex instead ofhaving sex. Emotion: stick out tongue

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