There are lots of ways! But one great way is to post on other blogs similar to your niche. Be sure to post something useful and actually read the posts too!
Post your blog on similar blogs as often as possible. Here's my blogs if you care to link with them: Baptism, Christening, Holy Communion & Other Religious Invitations Cards, Pregnancy & Birth Announcements, Party & Baby Shower Invitations, Hallween, Christmas, Mardi Gras Party Invitations, Party, Baptism, Christening & Holy Communion Invitations Cards, Baby Shower Invitations & Birth Announcements, Graduation Announcements, Invitations & Cards and Christmas, Mardi Gras, Halloween & Other Holiday Invitations Cards Thanks
Just publish the unnique contents in interesting way. the design, color, layout should be attractive too. you should be very honest to your blog.
It wouldn't matter much as he is looking for early help before targetting niche based traffic. I agree with this and along with that submit to Blog directories and To Technorati and a few other Social bookmarking sites as well. Also get good reviews post about your blog on few high traffic blogs. i can do that all for you. Choose what your interested in and think if you're ready to spend for it then contact me Ace Tuku