* He was constantly thwarted by the Baudelaire children: The children, Violet, Klaus, and Sunny, were incredibly resourceful and clever, constantly outsmarting Olaf and his schemes.
* The fortune was protected by various guardians and institutions: The Baudelaire fortune was entrusted to various guardians, including Mr. Poe and the bank, making it difficult for Olaf to access.
* The children exposed his true identity: Throughout the series, the Baudelaires revealed Olaf's true identity as a con artist, ultimately preventing him from getting the fortune.
While Olaf succeeded in capturing the children and attempting to steal the fortune several times, he ultimately failed. The series ends with the children finding a home with their distant relative, Kit Snicket, and the fate of the fortune remains unclear.