To answer your questions:

1) Do you collect:
a) Federal Reserve Notes? YES
b) Silver Certificates? YES
c) United States Notes? YES
d) Gold Certificates? YES
e) Federal Reserve Bank Notes? YES
f) Star notes? YES
g) Web press notes? YES
h) Older notes? If you mean pre-1928 then NO.

2) Picking one of the above, which is your "main collection"?
ALL small size issues (1928-present). In sheer numbers
Federal Reserve Notes outnumber all the others but my main
collection is all of the above.

3) What is your lowest serial number? (Circulation and "special")
1928 $1 United States Note A00004334A

4) What is your highest serial number? (Circulation and "special")
1928A $1 Silver Certificate H98174857A
Change over pair with 1928 H98174856A

5) What is your best circulation find?
1929 $10 National Currency Milwaukee Charter 64
Serial E029759A

6) Do you have a favorite foreign note? If so, what is it?
Singapore Orchid series 1967-1975 (all denominations).
Bahamas 1965 & 1968 issues (all denominations).
South West Africa 1940's-1950's issues
(Standard Bank of South Africa & Volkskas Issues).
Most Canadian Chartered Bank issues.

I'm hoping this creates some discussion, allows us to determine who
might be able to help with our own collection, determine who might
be good sources for info, and help flush the lurkers of this group.

I'll post my own answers in a separate post.

John
'been wanting to ask most of these questions for a while'