I have a good Travel history ( Visited UAE Twice , Italy , Spain , USA Twice , also Visit UK Last year on a Family Visit Visa Which was Sponsored by my Brother ) Now this time I apply for UK General Visitor Visa with my Family ( Wife & 2 Kids ) , to Visit UK for Tourism for 10 Days, But Unfortunately Refused because I have Transactions of almost 6-8 Lac in my Bank Account in month of June & I didn't explain the Origin of Funds, Now I want to tell you guys that this amount is a Commission which I get from my Company every 6 months, I got around 8 Lac in February as well ( Which is Deposited in my Bank Account as well ) for last 6 months of 2015 & Now in June I got again almost 8 Lac for first 6 months of 2016, Now my Question is How Can I prove that this is my Commission, ( Note, When I apply my UK Visa, I clearly Mention That I also got commission from my Company except Salary but I did not mention amount & dates ), Now Please Guide me that Should I Reapply immediately by explaining all this situation ? How Can I Prove that this amount is my commission for last 6 months ? Please Help me , I will really Appreciate your kind response. If Possible Please give me a Sample that How to Write a Letter to Visa Officer When Reapplying after Refusal to explain the above Mention Situation. & Please also tell me that id it fine if my employer explain on Company's Latter head that they give me Commission of last six months in June., I will be grateful for your kind Response.