People generally learn Czech when they have some meeting there or if they are planning to fix some business deal. Since most of the locals are not loquacious with English language, you are appreciated if you know Czech and this can work in favor of your company. Knowing a country’s language helps you understand the country and the people much better rather than carrying English to Czech translation guide or accompanying an interpreter.
For this purpose you can start learning Czech online by using English to Czech translation. You can also hire a tutor. This is the most basic and important method. You should not stop your struggle here itself and leave everything on the tutor. Reading books and watching Czech movies will help you to catch the language more quickly. You could also learn little phrases of Czech language and use it in your daily life instead of using your mother tongue. The first and foremost thing to know when you are learning any new language is to know how to ask questions. Half of the job is done if you learn sufficient amount of questions and answers in Czech.
Lastly, don’t rely heavily on online English to Czech translation as the materials provided may not be appropriate.