Here are some websites we think you might find useful and interesting.
Check your State Refund
Government Sites
Social Security Administration
U.S. Small Business Association
Michigan Dept of Treasury
LARA Business Entity Search
BS&A Online Property Tax Search
IRS W9 Form
Tax Information Sites
Employee New Hire Forms
IRS W4 Form
Michigan New Hire
USCIS Employment Eligibility Verification Form I-9