Here are a few simple guidelines:
Make sure you have your account setup including your company name, description, logo, industry, and font (if you don't have all that's OK just add what you have)
When creating a product make sure
The image you use has a simple background, is a min of of 250px width and 250px height and 150 dpi
The title of the product describes well what you are promoting
Ensure you selected the right audience and tone, our templates are hypepersonalized, the image and the text will vary depending on the audience and tone