Final answer:
Diana Jordan-New advises arriving 5-10 minutes early for work to account for any unforeseen delays and to make a good impression.
Step-by-step explanation:
Based on the information provided, Diana Jordan-New suggests that one should show up 5-10 minutes early before the scheduled time to start work. This allows for any last-minute delays and demonstrates punctuality and reliability to your employer. To ensure you can achieve this, it's advisable to plan your route beforehand, perhaps even doing a trial run the day before your start date. Moreover, in response to observing the repercussions of lateness – as seen when a co-worker was reprimanded – it is a good practice to learn from others' experiences and adjust your own habits accordingly, such as leaving home 10 minutes earlier.