hi,
Welcome !
I think you choose the right config to start, you will learn many things from taviso’s config.
Maybe you could look at
this great post from another great fvwm addict 
.
Also, the wiki will brings you many infos.
With all of these, you will be able to make your own 
(don’t forget all the mans).
Feel free to ask any questions , Thomas adam will answer them all !!! 
[] ( just a joke sorry )
[FANATIC] Fvwm is GREAT, god save Fvwm [/FANATIC]