Do prosecutors know the rules/ policies to which state police should follow for evidence collection.

What you're referring to is chain of custody. The chain of custody must be established to ensure that a piece of evidence has not been tampered with.

I caught a upm ticket

Yea. This is grounds for violation.

How much time will I you do out a 2 year sentence nonviolent ?

85%. So about 20.5 months..........

Will I go to jail as an illegal immigrant for dui and possession of small cocaine

yes jail is definitely possible with your facts and you're making it even worse for yourself by not appearing in court. Hire an attorney and handle...

I was supposed to appear at court on 4/19/17. Is there a chance I could appear on 4/20/17

A warrant was likely issued for your arrest. Court is a priority. Not being able to get off work is not an acceptable reason.

Maybe. A lot more information is needed. Ny is a one party consent state which means only one party needs to consent to being recorded. And that...

Can I fight a falsified speeding ticket?

This is not blackmail. It's a roadside reduction. Very common. You can either accept the officers offer or if you believe you were not speeding and...

Pay it or your license will be suspended.

The prosecutor does not have to show the grand jury exculpatory evidence. That's why indictments are so easy to get and it's usually not good for...

Can I get charged if I left my 12 year old daughter with her 3 month old brother and he suffocated By accident ?

Yes you'll likely be charged. You need to stop making admissions on public websites like this. Your post can be used against you. Get a lawyer