What is the Process of Immigration if I have Student Visa F 1?

US Masters might not help you. Depending upon your country background, bachelors degree, and a US employer willing to sponsor you, there can be...

I was discharged from an arrest of misdemeanor and I need to get my H1B visa renewed in my home country.

You have to disclose about arrest. A misdemeanor could affect your stamping, if it is for a crime of moral turpitude.

Depends upon what the warrant is for! More facts are needed.

As far as working remotely (from your home) for employer is concerned - that is possible with an approved amended H-1B petition reflecting the...

Can I be paid sponsorship/endorsement money to my home country while on an O-1?

Under O-1, you are required to work for your employer, and cannot do freelancing/contracting/self-employment or the like. It does not matter where...

Will my sealed dismissed case be considered when I apply a visa?

If you were arrested you would have to answer the question 'yes', even if record expunged.

Withdraw i-485 and retain h1-b status and reapply i-485 later.

If you used EAD's, you will not automatically revert to H-1B status. What is the reason you do not want the green card?

"Severance Package paid out over 12 months" does not sound like a severance package. There is no minimum/maximum specified. Questionable...

H1b

Unlawful presence of less than 6 months, does not subject you to any automatic bars.

Unfortunately no. It is upto your employer to share or not!