Consider Toll Group, the Australian logistics giant renowned for its international transportation and supply chain management services. This key player in the B2B landscape has an extensive network of business clients, each interacting with Toll in distinct ways and facing their own unique uncertainties.

Using Toll Group's business clients as a focal point, could you elucidate the various types of uncertainties these customers might confront in their operations?

To deepen our understanding, it would be insightful to include real-world examples for each type of uncertainty. Let's dive together into the multifaceted universe of B2B uncertainties, guided by the experiences of Toll Group's clients.