1.   It was too hard a sell for Charles Oakley.

2.   On occasion, he can be an exceedingly hard sell.

3.   Selling the products at retail proved an unusually hard sell, however.

4.   That argument may prove an increasingly hard sell among property owners looking for any measure of anti-erosion protection for their beach-front homes and adjacent roads.

5.   The cost issue may be a particularly hard sell in states, generally the most populous, with high HMO enrollment.

6.   The Clinton administration is finding its peace enforcement plan for Bosnia an extremely hard sell in Congress.

7.   The elder Sverak knows that the situation is fraught with tearful possibilities and so makes Louka an extremely hard sell.