need advice please

[stylusproductions]

im workin on puttin an e.p 2gether,when its done im gonna send it out 2 a few djs and if it gets a good response im thinkin of gettin it pressed onto vinyl.
if feedback was good and i decide 2 go ahead with it how many should i get pressed up.i dont know what unit sales are like but i need a rough idea cause im gonna hav 2 start saving sum money away for the pressings.
also any1 recommend any good distribution companys.
thanx in advance