Most organizations recognize the importance of successfully onboarding new employees. And they should, you have worked hard to hire the right people and it is important that you welcome, train, and set them up for success in every possible way from day one.
Anyone who has ever posted a job advertisement knows that the majority of the received applications are not going to fit the role. Some are too junior, some way too senior, some don't mention the basic skills required for the job, and some don't meet any standards of a well-written job application. Also, if you have ever done this, you know how extremely time-consuming it is to screen 200+ applications.
Several companies offer their employees something labeled as "team building activities", just look at almost any job advertisement or any company's social media feeds. These activities can vary from meals to happy hours to sports activities where the team spends time together outside of the workplace. After the event, the company posts pictures on their social media accounts to show others how much fun their employees have together, in hopes of attracting potential new talent.
Cultural fit is one of the main building blocks of employee happiness. Not even an above-average salary, free lunches, or other perks can make up for a poor fit between an employee's values and your company culture. In fact, when it comes to attracting and keeping the right people in the long-term, money alone is rarely the main factor.
I have never understood the term "work-life balance". Why is work something separate from the rest of the important things in our lives? Am I not living my life during those 40+ hours that I spend in a workplace every single week?