Data sources for the BI stack may include: a. Sensor data from a smart watch or smart phone
b. Our own employees' organizational emails and text messages
c. Web scraping
d. Transactional (or "operational") databases we operate
e. Competitor's databases
f. Third-party databases available for purchase or subscription

to change your username, you must:

1) make sure what the username you want to change to is allowed in this community

2) contact a administrator (for example, jaysl)

3) through pm, tell the admin what you want to change to

4) if the username is allowed, it will be changed in a matter of seconds (minutes at most)

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cyberstalking on the internet means to harass or stalk someone, a group, or an organization. this may include defamation, slander, and false accusations. in many jurisdictions, cyberstalking is a criminal offense. 

on the other hand, cyberbullying focuses more on intimidating, threatening or harassing someone. harmful bullying include posting threats, rumors, and sexual remarks.