Chat and im are not well suited for
a. quick messages
b. lengthy or complicated messages
c. notifications
d. questions

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)

~

he could use bold or bigger text just a suggestion.