Ask for suggestions on LOGO, business card making and printing.

1, business cards are rarely Ps. In fact, no matter what format you save, the manufacturer can print it out. It is best to save it in CDR format with coreldraw, and remember to turn the text into a curve.

2. For coreldraw files, files saved in CDR format are source files. If there is text typesetting in the file, it is best not to convert the text into curves, and give the font and CDR file to the customer; For PS, PSD format files without merged layers are source files. The color that the manufacturer needs, only you need to mark his spot color, CMYK is the color that is not needed.

3, this question is very sweaty. It seems that you don't even know the most basic concepts of bitmap and vector diagram. Coreldraw draws a vector diagram, and there is nothing that cannot be turned; Everything in PS is a bitmap, except the path. If the bitmap in PS is imported into coreldraw, it will be a vector file containing the bitmap after storage. If you want to completely vectorize such a map, you must redraw the bitmap in coreldraw and fill it with colors. For you, this project will be very huge.

4.PS is a must for every advertising company. Coreldraw also occupies at least 70% of the appropriate graphics processing software share of advertising companies. If you are familiar with it, you can apply for an apprentice; Why did you become an apprentice? For example, suppose you practice at home, try to protect the ball like Henry, pass the ball like Riquelme, break through like Cristiano Ronaldo and shoot like Ibrahimovic, but you are sent to play football, you are offside, you foul and you kick an own goal. ...