+1(514) 937-9445 or Toll-free (Canada & US) +1 (888) 947-9445
Yes - it's fine. There's no minimum income requirement to sponsor a spouse.
 
I work from home and got approved to sponsor.
 
You're fine! I work from home as well and our application went through just fine. The important thing is that you're aware of the financial obligations involved in the undertaking, regardless of who makes more money.