a.on , off
In most computer processors, electron movement is controlled by tiny switches that turn this flow of electricity on and off...zero represents off and one represents on
Answer:
Keeping as few emoji's as possible. This helps because lots of emoji's can make things confusing and/or annoying. This just means being kind to the person you're messaging and not making things confusing.
Tax preparation software can help prepare and file your taxes by April 15.
Email attachments hope this helps