Good day! To apply for a tourist visa to Russia, you need to have an invitation from your employer or an invitation from the Russian Embassy in your country. You will also need to provide some documents confirming that you are going to visit Russia only for tourist purposes on the website https://www.russia-travel.com/visa-services/. To provide such work to specialists is the best solution so as not to die from a large number of bureaucratic procedures. In order to save time, this is perfect for you.