Will my i485 be denied, and h1b revoked, and even considered as misrepresentation?

You should await the adjudication of the I-485 to determine if any of your concerns need to be addressed and do not leave the US on Advance Parole.

Will my i485 be denied, and h1b revoked, and even considered as misrepresentation?

1) maybe, 2) not for sure, 3) not necessarily, 4) not likely.

we usually recommend about 10 photos with friends and family. each photo with date, place, occasion, names of people and relationship

How do we begin the immigration process from Canada and how long does it take to complete?

My most excellent legal advice is to consult an immigration attorney with more particular information about your situation.

What are the consequences of filing for a COS from L1B to F2 while my I-140 is being processed?

The I-140 is for future employment. It may be wise to upgrade the petition with PP. I would prefer F to B. In either case the I-140 may imply...

Is my attorney prohibited from calling USCIS for 30 days since I called them?

although you called and the attorney may call. they will receive notice of the result of your call and generally are advised not to call again for...

Base on my situation above,Will the Guangzhou Consulate IO deny my application again and what should i really pay attention to?

in addition to questions of status questions of familial relationship. if you can take original documentation although already provided to NVC.

How much time does it take to file petition for my four kids the ages of them 27old 25old 24old 15old what type of petition?

You would file the form I-130 for each. The adults over 21 will take over 10 years depending upon their country of birth. The 15 year old is a...

What is the procedure for working in the US? Do i have to apply for a dayjob or go straight to the dance industry/talentagency?

US employment authorization is employer specific. you will need to identify an employer whether it be a dance company or an agent.

OPt and H1

the answer depends whether the employer's petition changes your status or if you leave the US after Oct 1 and return in F.