At first i will ask client to send me a references I can use to create a perfect illustration for him/her 2. 50 % advance payment 3. Approving a colour palette 4. Development and implementation of the assigned task ( creating a sketch) 5. Editing ( you have 3 revisions for free) 6. Preparation of all files in all required formats 7. Payment of the remaining 50 % 8. Transferring all files to the client :)