SAN FRANCISCO (KGO) — The United States Postal Service and even some landlords are warning residents about an increase in mail theft especially with stimulus and unemployment checks as well as tax refunds circulating the mail system.

Porch pirates wearing N95 masks grabbed a package in Oakland on April 29 at 4:50 p.m., just 20 minutes after it was delivered.

Two days prior overnight on April 27 at 4:35 a.m. a woman broke into an Oakland apartment building near Lake Merritt and grabbed armfuls of mail from a 66 unit complex. She left with all that mail in a basket.

“At this time, there are many things of an attractive nature moving through the mail system,” said U.S. Postal Inspector Jeff Fitch.

“Stimulus checks, unemployment checks, tax refunds or you’re ordering medication,” said Fitch.

Read more at ABC 7 San Fran