Grammar Error: Hunt and Correct

This one paragraph contains a business writing error. Find and correct it.

Dana and Robert have done an outstanding job promoting our new product. Their market research was thorough. Promotions were well targeted. With these two experienced managers guiding this product launch, we should of expected success. Congratulations and thanks, Dana and Robert!

Explanation:

This contains a contraction error Here is the corrected version:

Dana and Robert have done an outstanding job promoting our new product. Their market research was thorough. Promotions were well targeted. With these two experienced managers guiding this product launch, we should have expected success. Congratulations and thanks, Dana and Robert!

Should have contracts to should've. The sentence could also correctly be written, "With these two experienced managers guiding this product launch, we should've expected success."

Should of is grammatically incorrect.