gmail allows you to put periods anywhere in your email address, so you can use that as a fallback. If a site's email validator pukes on youremail+mightbespam@gm

gmail allows you to put periods anywhere in your email address, so you can use that as a fallback. If a site's email validator pukes on youremail+mightbespam@gmail.com, you can use youremai.l@gmail.com or y.o.u.r.e.m.a.il@gmail.com or whatever combination you want to use.