Well mattress money loses value every day.
. . . . .
But Nokia has a divident yield of 9.52%, Courier Corp 8.43%, CenturyLink Inc. 7.71%. These are solid companies.
You won't find bonds over 3% now- and any bonds you buy now will drop like a rock as rates rise.
The only bonds I hold are TIPS- treasury Inflation-protected securities. Their rate adjust up as interest rate rise. You can buy them direct over the net with no brokerage fees. But I wouldn't buy even these right now.