DP "TUM"

Contact limit is the number of remaining views of contact information (email addresses and phone numbers) of companies. Contact limit can be easily increased. Contact limit, on the one hand, allows with minor efforts of users to significantly improve the quality of contact information, and on the other hand, it limits the number of unwanted contacts (spam) for companies represented in the directory.

• 50

  Confirm contact

  Check the box if you succeed to contact the specified email address or phone number. It will only take a couple of seconds, but it will help you organize your contacts and allow other users to bypass broken contacts.
• 150

  Add contact

  If you found the correct email address or company phone number that is not listed on CONTRACTORS, add it and select the appropriate topic of questions for this address / number.
• 350

  Another user confirmed the added contact

  As a thank you, your limit will be further increased after another user uses the contact you added and confirms it.
• 350

  Invite new user

  After the registration of the user you invited, both you and the invited user will be increased Contact limit.
• 1000

  Support us with a donation

  As a thank you for your donation we will increase your contact limit