Client Handling

Question

Hi:

 I have been allocated to UK project .This is my first offshore project, I wish to develope my communication skill more, Since  communication is king always can u let me know the following things

1  Protocal to talk with client,
2 Catching their mentality,
3 Especially the steps to built up communication,
4 The way of writting client Mails
5 Tackling the situvation if things went wrong