A method performed by a first network node , the first network node , a second network node and a User Equipment, UE, operate in a wireless communications system , the first network node being located indoors, and the second network node being located outdoors, the method comprising: receiving , a message from the UE , which message indicates any one out of: that the UE is located indoors and is served by the second network node , and that the UE is located outdoors and is served by the first network node , keeping unchanged a cell specific offset of the first network node when the UE is located indoors and is served by the first network node , keeping unchanged the cell specific offset of the first network node when the UE is located outdoors and is served by the second network node , the method further comprising: - when it is indicated that the UE is located indoors and is served by the second network node , adjusting transmission parameters in the first network node to trigger a handover of the UE to the first network node located indoors, wherein adjusting transmission parameters comprises increasing the cell specific offset of the first network node by a first constant, and - when it is indicated that the UE is located outdoors and is served by the first network node , adjusting transmission parameters in the first network node to trigger a handover of the UE to the second network node located outdoors, wherein adjusting transmission parameters comprises decreasing the cell specific offset of the first network node by a second constant, and sending a signal to the UE informing about the adjusted transmission parameters. receiving , a message from the UE , which message indicates any one out of: that the UE is located indoors and is served by the second network node , and that the UE is located outdoors and is served by the first network node , keeping unchanged a cell specific offset of the first network node when the UE is located indoors and is served by the first network node , keeping unchanged the cell specific offset of the first network node when the UE is located outdoors and is served by the second network node , the method further comprising: - when it is indicated that the UE is located indoors and is served by the second network node , adjusting transmission parameters in the first network node to trigger a handover of the UE to the first network node located indoors, wherein adjusting transmission parameters comprises increasing the cell specific offset of the first network node by a first constant, and - when it is indicated that the UE is located outdoors and is served by the first network node , adjusting transmission parameters in the first network node to trigger a handover of the UE to the second network node located outdoors, wherein adjusting transmission parameters comprises decreasing the cell specific offset of the first network node by a second constant, and - when it is indicated that the UE is located indoors and is served by the second network node , adjusting transmission parameters in the first network node to trigger a handover of the UE to the first network node located indoors, wherein adjusting transmission parameters comprises increasing the cell specific offset of the first network node by a first constant, and - when it is indicated that the UE is located outdoors and is served by the first network node , adjusting transmission parameters in the first network node to trigger a handover of the UE to the second network node located outdoors, wherein adjusting transmission parameters comprises decreasing the cell specific offset of the first network node by a second constant, and sending a signal to the UE informing about the adjusted transmission parameters. <EOS>