B Visa

I am a holder of a US tourist Visa which will expire on July of 2011. I will visit the US on March 2011 to attend a wedding. If I go I will only have 4 months visa validity. Can I still use it with less than 6 months valid stay? I will stay only for 2 months the most.

Can a friend co-sign for me to bring my brother to the United States, I have green card and i don't make enough money. I just want to know if a friend can co-sign for me.

I am a US citizen can I apply for green card for her while she is in US and can she stay here while the application is in process?

I got my parents Visitor Visa stamped when I worked for Company A . But now I work for company B and I am planning to get them to US now. Do they need to go for stamping again?

I am american citizen, I wish to invite Egytian CEO for visit to U.S. since my dad is dying of pancratic cancer stage 4 and he wish to see him . Unfortunatly, he is stating. I need to provide documentation or application for B-2 visa. What is exact requirment for B-2 Visa? He has his own companies and I own a building in Texas and have bank account. We are both financially solid.

I got married to a US citizen in Mumbai under the Special Marriage Act about a month back. He is currently in the US and I am also planning to immigrate there with him. I have a tourist visa & am planning on going to the US on that visa and then apply for change of status. Will it be ok to do that? & once I apply for change of status, am I allowed to stay in the US beyond the regular tourist visa timelines (meaning the stamp given at the immigration counter at the airport showing the last permissible date of stay in the current visit)?

My grandmother has a B2 visa to visit Guam. After her two week stay, she wants to visit her other daughter in California but she will have to go back to Philippines for a day because its cheaper to travel from Phil. to Cali. Can she still use the same B2 visa. When will she have to surrender her I-94? After the California trip?

I am US citizen trying to bring my friend from Pakistan to visit me in America , how hard is the process for him to visit, as we have never offical met in person, but are connected online. I hear you have to have proof that we actually have met, like pictures?. Is this hopeless? Would it be better for me to meet him out of the country?

I have already applied for the draw for the Diversity Lottery Visa for which I am eligible.If at all I dont get selected and want to make a B1/B2 application thereafter will I have to mention in the application form that I have been denied such a chance for lottery before and if I choose not to do so can the consulate people find out that this person has made such an application before.Please advise for the correct approach.