Given how this Best Buy employee is describing her work and how she balances it

Satisfaction.

Explanation:

As Best Buy employee is describing her work and how she balances it with her home life and her own energy patterns, one result of Best Buy's flexible working arrangements is likely to be employee satisfaction. She is very much contented with her work, her organization which is offering her work-life balance which has resulted in her satisfaction with the Best Buy. Satisfied workers are much more productive and loyal to the organization as compared to the unsatisfied workers at the workplace. Such workers are also much more creative and innovative as well.