Add Document to any contacts to save any info or documents related to important Business Stuff.
Step 1: On your PC Go to ContactBook, And Log In with your account.
Step 2: Select a contact in which you want to add a Document.
Step 3: Now Click on the attachment icon which looks like a paper clip located on the left side of the Twitter icon. Now Drag & Drop or Upload your Document.
Step 4: To Upload your document Find & Select the document which you want to upload. And Double click on it.
Step 5: Wow! Your attachment has been added to contact successfully.
Note: You can add as many docs as you want in single contacts and in as many contacts as you want.