Can spouse stay legally in US while petition for green card is in process?

The answer depends on whether you, the petitioner, are a USC or green card holder. If you are a USC, there is no need to wait for a visa number to...

On A B1/B2 visa application, I'm heading to the US for a tourism, who should i place as my main contact on the visa application?

Either would be a fine option, in my experience choosing one vs. the other should not impact your application

Be advised that unpaid work can constitute "unauthorized employment". I.e. just because you are not paid does not make it permissible for the...

File I539 when another I539 is pending with USCIS ?

If you are out of status, you generally would not be able to file an extension of status application, as you need to be in valid status in order to...

Unfortunately you cannot concurrently file I-130 and I-485 for a sibling of USC. You file I-130 first then wait for your priority date to become...

No this is not required in this situation

Can I apply for H4 EAD if the H1B and H4 have a future starting date or do Ihave to start on the H1 before applying for H4 EAD ?

If she is eligible to receive the EAD as an H-4 spouse, she can apply anytime. If your H-1B extension is pending, she should reference the receipt...

Am i able to adjust to permanent resident as an out of status F1?

With limited exceptions, such as immediate relative of USC, you must be in valid status in order to adjust status

If I apply for Insurance at Parkland, can I be deported?

If you are deported it would be because you are out of status, etc., not because you applied for insurance

Can we apply for Consular L2 visa and EAD concurrently from abroad?

No, you must be in the US to file the EAD. Your spouse would also not require an L-2 visa if s/he is a Canadian citizen