Open Question: removed 6 neg items off my credit now how do i boost it up? So i can buy a home.?

I have been working on fixing my credit for a few months now. i HAD 14 neg items on my credit now i am down to 8 with 3 more coming off in the next few weeks. I cant' get a credit card no one will give me one. i opened up a Jewelry account and it is in good standings and have 2 positive items on my credit now, but i need to have a 580 to be able to get in to a home. what else can i go to get my credit up i am all out of blood and all most out hair... HELP!!!!!!!!!!