usually people will sell to you no problem it would be the trading they would probably ask you to ship first or 3rd party. this is due to no feedback and a brand new account.
bst tips and rules page.
click that and go to the rules.
one big tip i can give you is look at the green number and make sure there is no or very little red recently. sometimes there is a revenge negative or something like that or just a grumpy receiver. don't let the red scare you away totally. just click the numbers and it will let you read the feedback so you can see what they were.
also paypal is your friend and do not gift.