$1.$ Research and analyze two e$-$commerce websites, outlining their respective advantages and disadvantages concerning customer experience, data security, and integration.

$2.$ Provide concise insights, highlighting key features that contribute to positive or negative aspects in each category.

$3.$ Ensure clarity and brevity in your evaluation, presenting a balanced overview of the platforms' performance in these critical areas.

$4.$ Provide the link of the website and a brief introduction of the business in the start of the answer.