I am a Canadian Citizen with a valid Canadian passport. I have overstayed in the USA by 5 year.

Yes they will likely find out and deny your admission back into the United States.

You do not need to change your status in order to travel around the country.

Do u file papers for Oversea citizen of India ...overseas cititizen of India)

You can contact attorneys directly for assistance and you are advised to remove your personal information from this public website.

US citizen living in Singapore with parents. How do I petition my parents if I plan to move to the US ? Do I need sponsor

You do not need an employer sponsor since you a U.S. citizen. If you are at least 21 then you can sponsor your parents but depending on your own...

I applied for adjausted of my status and right now my opt status passed 2 months I didn't find the job

Since you have applied for adjustment of status your status is now dependent on that application and not on the OPT rules.

My 9 year old daughter just received her green card and wanted to see if I can immediately apply for citizenship?

Normally a person must have a green card for 5 years before they can apply for citizenship.

Can I go back to my previous employer with his valid H1B (i797b form) without complications when my new H1B is in process?

Company B would need to revoke the H-1B transfer and you would need to immediately revert back to Company A. As long as there are no periods of...

Can I get help from government?

Simply applying shouldnt hurt your removal of conditions application but you probably wont get the assistance since your husband basically promised...

Most credential evaluation companies can offer this service, try Morningside, University, or Trustforte.

Should I still attempt a green card and waiver even though I have more than one marijuana possession charge?

The details of the marijuana charges are very important in this context. Are they for possession?