Best way to invest 10K

Do you need
1) Instant Access or
2) Can you lock for a period of time?

1) If you Instant access the best rate is 4.75% with Anglo Irish. According to a post here they are going to drop their rates on Monday.

See http://www.askaboutmoney.com/showthread.php?t=102329


2) If you can lock then consider the below rates. Again, According to a post here Anglo Irish are going to drop their rates on Monday.

See http://www.askaboutmoney.com/showthread.php?t=101813

Best Buys - Highest Term Deposit Rates

6 Months - Irish Nationwide - 4.50%
1 Year - Anglo-Irish Bank - 4.90%
2 Years - Anglo-Irish Bank - 3.50%
3 Years - An Post - 4.30%
5.5 Years - An Post - 4.70%
 
Anglo seem to have just cut their 1 year rate to 4.4%.

Irish Nationwide now have the best 1 year rate at 4.65%.