@"steve-10" I'm pretty sure it's because the frequencies of the letter choices have been converted into percentages ... That's my assumption anyhow. :)
... appropriate to ask for a letter or not. If he's ... , offer to help write the letter or to at least draft ... long as you have a letter, it stays in your account ...
I would go ahead and ask for a letter then! Seems alright. Definitely agree with what @"Cant Get Right" said about preparing properly for meeting with him and telling him you're in the early stages of your application. :)
... think it really matters that letter writers make their address specific ... them to write a specific letter of recommendation to a school ... . Otherwise, my understanding is that letter writers are usually pretty good ...
Agreed with @"Alex Divine" also when submitting on LSAC, you should ALWAYS waive your right to see the letter(s). Being able to view the letter will allow adcomms to think the writer isn't being completely authentic with their recommendation.