Does an officer have to conduct a series of field tests, or just one?

They don't have to conduct any. You can refuse everything and they can still try to build a case based on observations of your odor, behavior, etc....

I have several driving charges that in going to court for on the same day. Would it be wise to ask for a prayer of judgment?

No it would not be wise unless you know your driving record, what the best strategy is depending on that record, and what you are currently charged...

It has been 2 and a half years since I got a speeding ticket. The last time I got a lawyer and they got it reduced.

Yeah, I can't imagine how anyone would expect any competent service from a professional for that fee. Chock up the loss and hire a reputable Lawyer...

How can I get my drivers license back?

These type issues are common. Depending on what the tickets are, where they are, etc., it's possible to get them dismissed, reset and dealt with....

There was a ticket written on driving license back 2009, I happen to been in the hospital over first six months of that year.

It may be a ticket that could be dismissed, or at least reset and dealt with appropriately.

I need my licence back. I had gotten a ticket that I never knew about for a fictitious tag and my licence is suspended

The case is probably FTA'd and needs to be reset. At that point you can get your license back, fix a new tag, get the charges dismissed hopefully....

If you are arrested for trafficing herion in the amount of 70 bags with a street value of $14000

The NC trafficking sentences are draconian, with mandatory minimums as stated above also.

I received a speeding ticket for 18 miles over in a 60 zone. Paid off ticket in same year. Can I get a pjc in buncombe. County

Yes. We routinely are granted PJCs in Asheville. However, it is always up to the discretion of the Judge presiding. Some do not like PJCs. A local...

It's possible. It would avoid further suspension. It depends on the judge really. It is in their discretion, and some of them flat out won't grant...

Will I do time in jail if my 16yr old daughter asked to take 2 sips of my liquor

You can't be charged unless she actually tasted it. It's a class one, so jail is possible. Also, dmv will revoke your license for a year.