One of my favorite quoted expression is: "By failing to prepare, you are preparing to fail." (Benjamin Franklin - 1706-1790) But there are also many variants, that are 'close' to swindle practices, but not (yet) labeled as real illegal organizations.
These are organizations that will use methods to keep you as long as possible as a paid customer, or those who ask far too much money for their services.
There is no need to wait for the Embassy to take their time contacting your Fiancee and setting up an interview date that can be many months away. After your Fiancee arrives in the United States and you marry, we are happy to provide you at no additional charge any information regarding the steps that are required to adjust his/her status with the USCIS.Our professional interpreters can translate any document into English from any language. We will write a detailed cover letter to the USCIS explaining your relationship and the circumstances of how you actually met along with a detailed check list describing your petition and all of its contents.A neat, well prepared petition will be presented to the USCIS, and assembled in a logical order that the USCIS prefers to see.Since it is almost impossible to obtain a visitor visa to visit the U.S., this means that you must go to her country to meet with her.
From a legal point of view they are no swindlers, but from my personal view they are. Just read everything of this topic, follow my advises, suggestions, remember my information, print it out or come back now and then, but visit also my recommended resources, including my recommendations to provide yourself with tools or services that are created by professionals.