Go to http://uscis.gov/graphics/formsfee/forms, scroll down and click on the appropriate "form number" and then click on "PDF Format" at the bottom of the page.

How do I check status of a case?
Go to https://egov.immigration.gov/cris/jsps/index.jsp

How do I find the cost of Immigration Form Fees?
Go to http://uscis.gov/graphics/formsfee/forms/index.htm, scroll down and click on the appropriate "form number" and then click on "PDF Format" at the bottom of the page.

Where do I file specific immigration forms if I reside in the United States?
Go to http://uscis.gov/graphics/formsfee/forms/index.htm, scroll down and click on the appropriate "where to file" column and then click on "PDF Format" at the bottom of the page.

This link,  http://uscis.gov/graphics/faqs.htm explains 50 common immigration scenarios.
 

How do I obtain a List of Non- Immigrant categories?
Go to http://uscis.gov/graphics/services/visas.htm for detailed information. 

How do I obtain General Passport Information?
Go to http://travel.state.gov/passport/passport_1738.html for detailed information. 

How do I get my U.S. Birth Certificate?

Go to http://www.cdc.gov/nchs/howto/w2w/w2welcom.htm for detailed information. 

How do I file for records of birth abroad?  This link is only used to get documents for children born to U.S. Military parents in U.S. Military Hospitals.
Go to http://travel.state.gov/passport/get/first/first_825.html for detailed information. 

How do I get a passport for a child I adopted abroad?
Go to http://travel.state.gov/family/adoption/info/info_448.html for detailed information. 

How can I personally file to immigrate, and how long will it take?  To immigrate means to gain Permanent Residency status the the United States.
Go to http://travel.state.gov/visa/frvi/bulletin/bulletin_1770.html, then go to Current Month and year.   Categories are listed of Family Sponsorship categories. Parents of a U.S. Citizen; wives/husbands of Americans and minor, unmarried children of wives/husbands can immigrate without numerical limitations so they are not on the list, but they are able to have a petition for immigration file on their behalf.

How do I hire a temporary foreign worker?
Go to http://uscis.gov/graphics/services/tempbenefits/TempWorker.htm, then http://uscis.gov/graphics/services/residency/employment.htm, and finally click on http://uscis.gov/graphics/services/employerinfo/index.htm for detailed information. 

I am an American and have adopted a child abroad. What document proves the child’s citizenship?
A passport and/or a Certificate of Citizenship. File for the Certificate of Citizenship and retain a copy. It is a back up to the passport as proof of U.S. citizenship. Should the passport be lost, you will need the certificate to get a new one.

In general, what constitutes proof of U.S. Citizenship?
1. A certified copy of a U.S. Birth Certificate issued by the state agency in your state of birth 2. Original Naturalization Document 3. Record of birth abroad and 4. Certificate of Citizenship. Please note: A U.S. Passport may not always be accepted since it is a secondary document based on a primary document.

I need to leave the country to attend a funeral, and I have filed an Adjustment of Status application and it is not yet approved - can I leave the country without documentation of approval?
Go to http://uscis.gov/graphics/publicaffairs/advisories/advisory.htm for detailed information. 

Which categories of non-immigrants need and are eligible to get an Employment Authorization Document?  There are several types of work authorization documents, so make sure you complete the proper form.
Go to http://uscis.gov/graphics/formsfee/forms/i-765.htm for detailed information. 

How can my friend or family member who is a citizen of a foreign country visit the the United States?
Go to http://uscis.gov/graphics/services/tempbenefits/buspleasure.htm for detailed information. 

How can I track cases at the National Visa Center?
Go to http://travel.state.gov/visa/immigrants/types/types_1309.html for detailed information. 

How do I track cases once they leave the National Visa Center and reach the U.S. Embassy overseas?
There is no internet means of checking this. Individuals can call the National Visa Office’ Public Information Line at 202-663-1225 to obtain the case status.

My case is at the National Benefits Center. How can I get information about my case?
Go to http://uscis.gov/graphics/fieldoffices/nbc/faq.htm for detailed information.