ROPS Re-Certification Frequently Asked Questions

How do I know if my ROPS needs re-certification?
Is re-certifying a damaged cab safe? 
How soon after the repair can I get my machine back to work?
Will you come to my job site to oversee the repair? 
Do you re-certify all types of ROPS?
Why re-certify my old ROPS when I can just buy a new one?
Do you service all brands of equipment?