1.   In fact, the hardest part is getting the printer out of the box.

2.   Organizing the party was easy, the hardest part was getting my parents to agree to it.

3.   That was the hardest part, using the field sales information without making Wilkinson look bad.

4.   The creation of these lunar ephemerides turned out to be the hardest part of the problem.

5.   The hardest part is finding a provider that supports it.

6.   The hardest part is getting started.

7.   The hardest part of this job is understanding the new technology.

8.   The hardest part of the punishment was the denial of his right to see his children.

9.   I reckon the hardest part would be getting it going, distributing preliminary material, and conducting the pre-season auction.

10.   The hardest part was getting the ammunition up there!