Buying a domain name for your business can be a tricky thing at times. Selecting a domain name that is short and memorable, and perhaps has some keywords in it can really make a difference.
Link to an article about the Prime Minister of Australia temporarily losing his domain name – https://www.domainregistration.com.au/news/2018/1022-australian-pm-domain.php
Google Argentina forget to renew their domain name – https://au.pcmag.com/news/86860/web-designer-buys-googles-argentina-domain-name-for-3
Some other domain names that failed to be renewed in time – https://whoapi.com/blog/5-all-time-domain-expirations-in-internets-history/
Site to search if a domain name and its relevant social media handles are available – https://www.namecheck.com/