hi janine
i was really prepared and im glad i was i had different size nappies i had about 5-6 boxes buying them form big w or target is good if ya do outgrow you can always takes the boxes back and exchange them, i brought the mega size huggies wipes there bout 13 bucks from big w i had 6 pkts of them honestly they lasted for ages they are stuff you are always going to be buying/powder as well as for the cloths jumpsuits hot/cold ones are always handy my son lived in his jumpsuits i honestly beleive its good to be organised and be stocked up cause ya never know whats round the corner if ya have the money do it but i am a planner holic i have all my xmas shopping almost done also im found maybe not full expensive cot blankets but i seem to go through heaps of blankets this winter cause its so cold so your forever washing blankets and flannette sheets get a couple of pairs of them you just never know how many times you can change a cot in a night hope that helps
good luck