Hey guys. I have been slowly buying Lee Reloding stuff for a bit now and almost have everything. what Powder do you all recomend for

9mm M&P 9
45 APC M&P 45 were to get it online??
223.. M&P AR 15..

I still have to buy the tumbler and powder scale. Im using a Lee Classic Also, looking for primers and bullets online. I dont live any were near anyone that sells anything. so online is best. unless Basspro might carry it. there is one in Memphis TN. My Email is [email protected].. thanks for any help