Can I sponsor my friend to USA?

Your friend may apply for a tourist visa by him/herself by establishing sufficient familial and financial ties to Nepal.

Yes you may file a motion to reopen or reconsider and provide proof that you never departed the US. It is advisable to consult with an attorney for...

Should my N400 form include traffic ticket for tinted car windows?

Yes you can mention this on your application although it should not detrimentally impact the application.

You would indicate the 5 year filing eligibility.

How much to hire immigration attorney for 2 applicants. I-130 with their children ?

Attorneys cannot provide fees on this forum. It is best to consult with attorneys in private for such fees.

No this should not result in a denial and you can inform the officer at time of interview.

I became a permanent resident in February 19 can I cross the border going tour Tijuana ?

Yes you can travel outside of the country with your valid LPR status.

How to apply for my husband.i am green card holder.

It takes about 2 years until the visa will become available as a LPR. You can apply as a USC as well.

How to cancel and order of deportation?

For a case such as this, it is best to consult with an attorney in private for a full review and assessment of possible next steps.

How long after withdrawing a k 1 petition that was approved must I wait to te apply ?

It depends on the nature of your subsequent good faith relationship. It is best to consult with an attorney for review of your case.