Gifts for the groom (and the bride as well)

Giving gifts for groom is an easy thing to do. It will just be a matter of online purchases or buying goodies at the stores and that will be it. Speaking of gifts for the groom, I am wondering what I will give to my brother in law to be since the wedding of my sister will be this May. How I wish my family and I can attend this said event. Oh well, this is life! Hope to give him and my sister some gifts!