A source file is a file that contains all the necessary information and resources to create a logo. This file can be in any format, but is typically a vector file such as an EPS or AI file. A source file is important because it allows a logo designer to make changes to the logo if necessary, and also allows for printing and other uses of the logo.
There is no one definitive answer to this question. A source file for logo services could be anything from a high-resolution image file to a vector graphic to a simple text document containing the company name and contact information. It all depends on the specific logo design service provider and what their particular requirements are.
Logo design is an important part of any business, and there are a number of different factors to consider when choosing a logo design service. cost, turnaround time, and the quality of the final product are all important factors to consider. Selecting a logo design service is an important decision for any business, and it is important to choose a service that can provide a high-quality product at a reasonable price.