I received a notice NOIR( notice of intention to revoke ) to my H1B from USCIS due to University of Farmington issue?

The NOIR should be appropriately responded considering the University issue you are mentioning and how it can be overcome.

Will I get the I90 extended for a valid stay in USA, if I travel to Canada and come back via Flight? I have a valid B1/B2 Visa.

It would be a better idea to apply for an extension instead.

Do i need to send filing fees again?

It is best you seek private advice after providing all the relevant information. It is not clear if an I-485 was filed or rejected.

Can an F1 visa holder apply for work permit off-campus due to the urgent news from USCIS?

F1 students may apply for employment authorization due to financial hardship under present condition, if true. However F1 employment period is...

Reentry to US?

Most likely the airlines will not let them into the flight. They can however apply for try SB-1 visa if that is unsuccessful reapply for greencard.

Can i include my income to meet minimum requirements for green card ??

Most likely yes! Need more information. Please seek advice.

If visitor visa for an elderly Indian is extended after 6 months ,would it became an issue in their future entries to US

Most likely not, depending upon several factirs including the circumstances of extension.

Need some advice?

you should immediately contact an immigration lawyer for help.

the new employer must file the H1b petition for the new position. Amendment works in very limited scenarios but not this one. Work closely with...

Household Size?

A lot more information is needed to answer it correctly.