Can my husband apply for visitors visa while his i-130 is pending?

Your understanding is correct. He can apply and it will not effect the petition unless he misrepresents material facts in the application.

A traffic citation for 12 years ago is not going to effect your naturalization. However, i suggest you list the citation on your application and...

Can I date someone who is 36 and I'm 18?

When you are 18 you are free to date anyone you choose.

When I can expect an EAD or my adjustment status?

I suggest you have an experienced immigration attorney review your file. There is no way to determine what the issue is bassed on a post.

Can my daughter who is over 21 get a visa through me?

If she is 36 and you filed 12 years ago she was already to old for you to spopnsor her when you filed.

Baby born after I-130 approved

Your wife can file an immdeiate join to follow and yes your financial affidavit needs to be amended.

Can someone enter the the US with a misspelled name on visa.?

Your brother should carry documentation indicating that this is a spelling error.

Can I file for change of status if I have overstayed my 6 months? Can I also file with an expired passport?

Once you have overstayed your visa you can not apply for an extension or a new visa from inside the USA. You will need to leave with in the six...

Is it okay to pass my I-485 without my lawyer?

You do not need an attorney to file an I-485.

Can I seek asylum in the U.S if I have a drug charge in the U.S ? It was deferred but I know it still counts :(

Whether you qualify depends on the charge and when it took place. In general a conviction for immigration purposes involving drugs can result in a...