User Activity

If a buyer still does not leave feedback after weeks or so after sale does ebay do ANYTHING to encourage them to do so???
I just sold my first item on ebay and have received confirmation from ebay. What do I do next ? send invoice? email buyer/ down load tracking number?
I am a new seller on ebay and restricted to 10 items per month. It is now Aug so can I list another 10 or am I restricted to 10 period.
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