1. To identify all common ancestors to each other in the same subgrouping and where the related earliest common ancestors fit on the Family Tree structure with the Chalmers, Chamberlin, and Chamberlain lines. Note that the Chamberlin and Chamberlain surnames have started their own study.

2. To recruit non-FTDNA users who have not tested at all AND those who have tested at non-FTDNA companies to come on over:
Here is the FTDNA main website:
https://www.familytreedna.com/
Look for Projects tab.
Scroll down a little to see the following Projects:
Y-DNA SURNAME PROJECTS
Y-DNA GEOGRAPHICAL PROJECTS
mt GEOGRAPHICAL PROJECTS
DUAL GEOGRAPHICAL PROJECTS
mt LINEAGE PROJECTS

Under the Resources tab back up near the top:
Learning Center
(great place to soak in all that DNA magic confusion!)hahaha

I manage the FTDNA Chambers/Chalmers Surname Project (146 members) located here:

https://www.familytreedna.com/groups/chambers
My kit number is 8502.

Here is where they are located on Facebook:
http://www.facebook.com/FamilyTreeDNA

If you have already tested with 23andMe, MyHeritage or AncestryDNA...
Look here:
https://www.familytreedna.com/learn/imports/autosomal-transfer/family-tree-dna-family-finder-transfer-program/
Only versions that will work on transfering into FTDNA are:
23andMe V3 and V4
AncestryDNA V1 and V2
MyHeritage

Notice this?
"After transferring, you can unlock all Family Finder (autosomal DNA matches) features, which include the Chromosome Browser, myOrigins, and ancientOrigins for only $19."

Please do come on over to where you get the most DNA tests and the most for your money!