Go to ‘Import Contacts’ under Contacts in the left hand navigation. Click the shaded box to upload your contacts from a supported file (Only .csv, .xlsx or .xls files can be imported into Wunderbuild.) or drag and drop your contacts list to it. Click the ‘Contacts’ button indicated by the arrow as you want to upload your client contacts not supplier contacts. On the right map the headers of your file with the fields from the drop down list and click ‘Import’ when finished.