Accounts
I think, in this case, there’s no need to delve too deeply. An Account in Salesforce contains the company data you input. These can be your clients, potential clients, partners, or even competitors (to mark this, you can use the standard Type field). Importantly, Accounts are related to Contacts and Opportunities. This means that by accessing the profile of a specific company, you can immediately see which Contacts belong to that company or view historical and current sales opportunities.
Account records also include the company’s contact information, tax numbers, and so on. These are rather static data, making this object less frequently edited and, therefore, less attractive to users. However, it exists because there needs to be a common part connecting Contacts and Opportunities. Yet, it doesn’t always have to be this way. One thing I often do to make Account records more appealing is to use fields such as Rollup Summary, summing up the total sales...