Open one the above template files into your favourite graphics application to design your ad. When you are finished export to JPEG, GIF or PNG format, and add your card to bla.st

File Requirements:

• Non animated JPEG, GIF or PNG file
• 72dpi in RGB
• Less than 30KB in size
• Image dimensions 270px wide and 165px high
• The image must not contain pornographic images, profanity, illegal content or any other prohibited content

Tips:

See our exporting tips for more detail on choosing and exporting an image format with Photoshop

• GIF and PNG files work best for ads with limited colours, large flat areas, simple vector graphics, sharp lines or ads that are text based
• JPEG files work best for ads with photo like images or complicated artwork
• We recommend a JPEG quality setting of around 70% for optimum file size and quality
• Here is a good tutorial on file sizes and types in Photoshop