The Importance Of Consular Relations

Source: Diplomacy Theory and Practices four edition, G.R Berridge page 207-221
In bilateral relationship, ordinary communication between two embassies can not be done because they are not in diplomatic relation. The cause is one of them are not recognized by other states, maybe because it has seceded from another means with worrying implication in international norms and integrity of states, or have priority good relationship with the main states. This case actually happened in Repulic of Kosovo who declare its independency in 2008, and separated from Serbia. Actually Serbia really close its main states Yugoslavia, and Kosovo formed because there was a humanitarian problem and ended with chaos between Kosovo and Serbia. After that Kosovo declare

The establishment of consular relations between States takes place by mutual consent. 2. The consent given to the establishment of diplomatic relations between two States implies, unless otherwise stated, consent to the establishment of consular relations. 3. The severance of diplomatic relations shall not ipso facto [by virtue of that fact] involve the severance of consular relations.
Article 17 1. In a State where the sending State has no diplomatic mission and is not represented by a diplomatic mission of a third State, a consular officer may, with the consent of the receiving State, and without affecting his consular status, be authorized to perform diplomatic acts. The performance of such acts by a consular officer shall not confer upon him any right to claim diplomatic privileges and immunities.
Representative

Front missions
Front missions is the heavily disguised mission of irregular resident mission: on the surface, it is like diplomatic purpose but, beneath of it, pursuing their political work activities. Different from the representative office, by virtue of their genuine cover function, front missions come in all shapes and sizes. Trade missions or commercial offices are the old favorite things in Front mission.
However, because they have to preserve their cover by pursuing work that is normally important in its own right, their time and resources remaining for diplomatic activity are limited. Furthermore, while the staff of some trade missions gained partial immunities after 1945, it seems unlikely that - with some important exceptions - many front missions enjoy anything like full diplomatic, or even consular, immunities. This means that their staff must be unusually circumspect in their activities. Their access to local officials is also likely to be restricted and might have to be conducted through