There are two main reasons why someone would want to replace a TB: 1  Function - The current one is broken and needs replaced. A typical scenario I've seen in this situation is the bushings which the throttle plate rod rides on will get worn out. 2  Performance - You want more giddyup!
If you've applied or petitioned for an immigration benefit in the United States, there's a certain waiting period while your forms are processed. You can check the status with the US Citizenship and Immigration Services (USCIS) website or sign up to get regular updates.
Once NVC completes its administrative processing of your case, the case file is sent to the Immigrant Visa Unit of the U.S. Embassy in Colombia. NVC will notify you by mail when this occurs. You may contact NVC at (603) 334-0700 from 7:45 a.m. to 6:45 p.m., Monday through Friday.nce the Form I-864 processing fee is paid, NVC sends the Form I-864 and related instructions to the petitioner. Once NVC receives the completed Form DS-3032 from the applicant, NVC mails a bill for the immigrant visa fee to the agent designated on the Form DS-3032.