Yes, I've sent mine..think was around the 5 week mark with an engagement pic included...I wanted to wait on wedding pro pics, but i didnt even get them til about 7 weeks out, then by the time I ordered I figured it would be too
late...
In regards to money gifts..."thank you for your generous gift(or monetary gift)" and tell them how its going to be used, maybe toward redecorating your home" ----but of course even if you used it to pay bills or debt- dont tell them that,
lol