Interviewing, mandatory identity and right-to-work checks and training pose difficulties for employers needing staff to begin work immediately.

Some processed foods, such as chocolate, contain naturally occurring nanoparticles, and distinguishing between them and those engineered by scientists could pose difficulties.

Many compositions pose difficulties in coordination, with figures such as hemiolas, syncopation, and fast unisons.

Experience goods pose difficulties for consumers in accurately making consumption choices.

In developing nations, access to vital registries, and other government run systems pose difficulties for poor families to record births and deaths due to a variety of reasons.