It was in-country application.
- Home Office received it next day
- Reference number was given the day after receiving
- It took exactly 4 weeks to get the approval

hope it helps...

Dear All, First of all I would like to thank everyone for their valuable posts. It was quite helpful for me when I made my HSMP application in early Feb. I got an HSMP approval in early March. I am a Work permit holder and have been living in UK for around 2 years. I got the HSMP so that I can chang...